cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

Previous Showing 11-20 of 21 results. Next

A154294 Decimal expansion of log_7(13).

Original entry on oeis.org

1, 3, 1, 8, 1, 2, 3, 2, 2, 3, 0, 6, 1, 8, 4, 0, 8, 5, 9, 9, 7, 5, 8, 1, 0, 1, 7, 1, 1, 1, 5, 0, 9, 1, 4, 1, 7, 9, 9, 3, 0, 2, 9, 2, 4, 9, 6, 7, 3, 9, 8, 9, 5, 8, 4, 7, 3, 7, 4, 2, 5, 3, 2, 0, 1, 8, 4, 1, 6, 6, 2, 8, 8, 3, 9, 5, 3, 6, 0, 7, 1, 9, 6, 3, 7, 7, 2, 5, 0, 6, 0, 2, 3, 9, 2, 6, 0, 9, 1
Offset: 1

Views

Author

N. J. A. Sloane, Oct 30 2009

Keywords

Examples

			1.3181232230618408599758101711150914179930292496739895847374...

Links

Crossrefs

Cf. decimal expansion of log_7(m): A152713 (m=2), A152945 (m=3), A153103 (m=4), A153203 (m=5), A153463 (m=6), A153755 (m=8), A113211 (m=9), A154158 (m=10), A154179 (m=11), A154200 (m=12), this sequence, A154467 (m=14), A154572 (m=15), A154793 (m=16), A154857 (m=17), A154912 (m=18), A155059 (m=19), A155496 (m=20), A155591 (m=21), A155735 (m=22), A155824 (m=23), A155964 (m=24).

Programs

  • Magma
    SetDefaultRealField(RealField(100)); Log(13)/Log(7); // G. C. Greubel, Sep 02 2018
  • Mathematica
    RealDigits[Log[7, 13], 10, 100][[1]] (* Vincenzo Librandi, Aug 31 2013 *)
  • PARI
    default(realprecision, 100); log(13)/log(7) \\ G. C. Greubel, Sep 02 2018

A154467 Decimal expansion of log_7(14).

Original entry on oeis.org

1, 3, 5, 6, 2, 0, 7, 1, 8, 7, 1, 0, 8, 0, 2, 2, 1, 7, 6, 5, 1, 4, 1, 7, 7, 0, 7, 8, 0, 0, 1, 2, 9, 0, 5, 2, 9, 2, 9, 7, 7, 5, 7, 1, 6, 2, 7, 7, 2, 8, 1, 3, 7, 0, 0, 0, 3, 9, 5, 7, 6, 4, 5, 7, 7, 9, 0, 8, 6, 7, 5, 8, 0, 3, 5, 9, 2, 5, 9, 3, 4, 4, 6, 6, 3, 8, 7, 4, 0, 6, 5, 5, 4, 9, 7, 7, 2, 8, 6
Offset: 1

Views

Author

N. J. A. Sloane, Oct 30 2009

Keywords

Examples

			1.3562071871080221765141770780012905292977571627728137000395...

Links

Crossrefs

Cf. decimal expansion of log_7(m): A152713 (m=2), A152945 (m=3), A153103 (m=4), A153203 (m=5), A153463 (m=6), A153755 (m=8), A113211 (m=9), A154158 (m=10), A154179 (m=11), A154200 (m=12), A154294 (m=13), this sequence, A154572 (m=15), A154793 (m=16), A154857 (m=17), A154912 (m=18), A155059 (m=19), A155496 (m=20), A155591 (m=21), A155735 (m=22), A155824 (m=23), A155964 (m=24).

Programs

  • Magma
    SetDefaultRealField(RealField(100)); Log(14)/Log(7); // G. C. Greubel, Sep 02 2018
  • Mathematica
    RealDigits[Log[7, 14], 10, 100][[1]] (* Vincenzo Librandi, Aug 31 2013 *)
  • PARI
    default(realprecision, 100); log(14)/log(7) \\ G. C. Greubel, Sep 02 2018

Formula

Equals 1+A152713. - R. J. Mathar, Feb 01 2023

A154572 Decimal expansion of log_7(15).

Original entry on oeis.org

1, 3, 9, 1, 6, 6, 2, 5, 0, 9, 4, 0, 0, 4, 9, 5, 7, 6, 4, 1, 0, 8, 3, 0, 1, 6, 5, 0, 8, 2, 0, 4, 7, 7, 1, 5, 5, 0, 1, 0, 9, 1, 5, 2, 7, 1, 3, 5, 6, 3, 7, 3, 6, 1, 8, 3, 6, 2, 1, 7, 3, 7, 1, 4, 9, 7, 2, 7, 9, 6, 6, 1, 0, 3, 8, 9, 6, 1, 0, 2, 5, 6, 3, 1, 9, 9, 0, 5, 6, 4, 0, 8, 3, 6, 8, 6, 9, 7, 5
Offset: 1

Views

Author

N. J. A. Sloane, Oct 30 2009

Keywords

Examples

			1.3916625094004957641083016508204771550109152713563736183621...

Links

Crossrefs

Cf. decimal expansion of log_7(m): A152713 (m=2), A152945 (m=3), A153103 (m=4), A153203 (m=5), A153463 (m=6), A153755 (m=8), A113211 (m=9), A154158 (m=10), A154179 (m=11), A154200 (m=12), A154294 (m=13), A154467 (m=14), this sequence, A154793 (m=16), A154857 (m=17), A154912 (m=18), A155059 (m=19), A155496 (m=20), A155591 (m=21), A155735 (m=22), A155824 (m=23), A155964 (m=24).

Programs

  • Magma
    SetDefaultRealField(RealField(100)); Log(15)/Log(7); // G. C. Greubel, Sep 02 2018
  • Mathematica
    RealDigits[Log[7, 15], 10, 100][[1]] (* Vincenzo Librandi, Aug 31 2013 *)
  • PARI
    default(realprecision, 100); log(15)/log(7) \\ G. C. Greubel, Sep 02 2018

A154793 Decimal expansion of log_7(16).

Original entry on oeis.org

1, 4, 2, 4, 8, 2, 8, 7, 4, 8, 4, 3, 2, 0, 8, 8, 7, 0, 6, 0, 5, 6, 7, 0, 8, 3, 1, 2, 0, 0, 5, 1, 6, 2, 1, 1, 7, 1, 9, 1, 0, 2, 8, 6, 5, 1, 0, 9, 1, 2, 5, 4, 8, 0, 0, 1, 5, 8, 3, 0, 5, 8, 3, 1, 1, 6, 3, 4, 7, 0, 3, 2, 1, 4, 3, 7, 0, 3, 7, 3, 7, 8, 6, 5, 5, 4, 9, 6, 2, 6, 2, 1, 9, 9, 0, 9, 1, 4, 4
Offset: 1

Views

Author

N. J. A. Sloane, Oct 30 2009

Keywords

Examples

			1.4248287484320887060567083120051621171910286510912548001583...

Links

Crossrefs

Cf. decimal expansion of log_7(m): A152713 (m=2), A152945 (m=3), A153103 (m=4), A153203 (m=5), A153463 (m=6), A153755 (m=8), A113211 (m=9), A154158 (m=10), A154179 (m=11), A154200 (m=12), A154294 (m=13), A154467 (m=14), A154572 (m=15), this sequence, A154857 (m=17), A154912 (m=18), A155059 (m=19), A155496 (m=20), A155591 (m=21), A155735 (m=22), A155824 (m=23), A155964 (m=24).

Programs

  • Magma
    SetDefaultRealField(RealField(100)); Log(16)/Log(7); // G. C. Greubel, Sep 02 2018
  • Mathematica
    RealDigits[Log[7, 16], 10, 100][[1]] (* Vincenzo Librandi, Aug 31 2013 *)
  • PARI
    default(realprecision, 100); log(16)/log(7) \\ G. C. Greubel, Sep 02 2018

A154912 Decimal expansion of log_7(18).

Original entry on oeis.org

1, 4, 8, 5, 3, 5, 7, 2, 5, 5, 2, 1, 5, 1, 8, 1, 4, 0, 4, 1, 2, 3, 2, 7, 7, 4, 1, 2, 3, 5, 1, 1, 0, 7, 6, 0, 1, 5, 8, 4, 2, 1, 2, 9, 8, 5, 1, 4, 6, 3, 9, 8, 8, 9, 0, 1, 3, 0, 3, 9, 4, 9, 8, 2, 4, 0, 6, 3, 7, 2, 2, 0, 8, 7, 6, 0, 0, 7, 8, 3, 4, 2, 6, 8, 4, 4, 3, 7, 1, 5, 4, 7, 1, 8, 4, 9, 5, 3, 8
Offset: 1

Views

Author

N. J. A. Sloane, Oct 30 2009

Keywords

Examples

			1.4853572552151814041232774123511076015842129851463988901303...

Links

Crossrefs

Cf. decimal expansion of log_7(m): A152713 (m=2), A152945 (m=3), A153103 (m=4), A153203 (m=5), A153463 (m=6), A153755 (m=8), A113211 (m=9), A154158 (m=10), A154179 (m=11), A154200 (m=12), A154294 (m=13), A154467 (m=14), A154572 (m=15), A154793 (m=16), A154857 (m=17), this sequence, A155059 (m=19), A155496 (m=20), A155591 (m=21), A155735 (m=22), A155824 (m=23), A155964 (m=24).

Programs

  • Magma
    SetDefaultRealField(RealField(100)); Log(18)/Log(7); // G. C. Greubel, Sep 02 2018
  • Mathematica
    RealDigits[Log[7, 18], 10, 100][[1]] (* Vincenzo Librandi, Aug 31 2013 *)
  • PARI
    default(realprecision, 100); log(18)/log(7) \\ G. C. Greubel, Sep 02 2018

A155059 Decimal expansion of log_7(19).

Original entry on oeis.org

1, 5, 1, 3, 1, 4, 2, 3, 1, 0, 6, 0, 2, 5, 1, 4, 6, 4, 7, 6, 1, 4, 8, 2, 7, 8, 2, 7, 1, 6, 8, 8, 2, 7, 8, 9, 7, 4, 9, 5, 8, 7, 0, 4, 2, 7, 3, 8, 1, 1, 3, 5, 7, 3, 1, 6, 0, 4, 4, 8, 3, 4, 6, 8, 1, 8, 1, 4, 2, 2, 8, 4, 6, 5, 2, 7, 4, 6, 7, 4, 1, 3, 4, 0, 5, 8, 7, 0, 5, 7, 2, 0, 1, 6, 1, 6, 2, 0, 6
Offset: 1

Views

Author

N. J. A. Sloane, Oct 30 2009

Keywords

Examples

			1.5131423106025146476148278271688278974958704273811357316044...

Links

Crossrefs

Cf. decimal expansion of log_7(m): A152713 (m=2), A152945 (m=3), A153103 (m=4), A153203 (m=5), A153463 (m=6), A153755 (m=8), A113211 (m=9), A154158 (m=10), A154179 (m=11), A154200 (m=12), A154294 (m=13), A154467 (m=14), A154572 (m=15), A154793 (m=16), A154857 (m=17), A154912 (m=18), this sequence, A155496 (m=20), A155591 (m=21), A155735 (m=22), A155824 (m=23), A155964 (m=24).

Programs

  • Magma
    SetDefaultRealField(RealField(100)); Log(19)/Log(7); // G. C. Greubel, Sep 02 2018
  • Mathematica
    RealDigits[Log[7, 19], 10, 100][[1]] (* Vincenzo Librandi, Aug 31 2013 *)
  • PARI
    default(realprecision, 100); log(19)/log(7) \\ G. C. Greubel, Sep 02 2018

A155496 Decimal expansion of log_7(20).

Original entry on oeis.org

1, 5, 3, 9, 5, 0, 1, 8, 4, 9, 5, 6, 2, 9, 6, 0, 5, 0, 3, 3, 3, 2, 1, 0, 5, 6, 3, 9, 6, 4, 8, 1, 4, 9, 6, 7, 7, 4, 6, 3, 2, 0, 1, 6, 8, 5, 7, 1, 5, 2, 0, 8, 4, 2, 3, 3, 9, 5, 9, 1, 7, 3, 6, 8, 2, 4, 6, 7, 7, 9, 4, 5, 6, 9, 0, 7, 7, 1, 9, 4, 4, 6, 6, 3, 7, 3, 7, 2, 2, 2, 7, 3, 5, 2, 0, 5, 4, 2, 2
Offset: 1

Views

Author

N. J. A. Sloane, Oct 30 2009

Keywords

Examples

			1.5395018495629605033321056396481496774632016857152084233959...

Links

Crossrefs

Cf. decimal expansion of log_7(m): A152713 (m=2), A152945 (m=3), A153103 (m=4), A153203 (m=5), A153463 (m=6), A153755 (m=8), A113211 (m=9), A154158 (m=10), A154179 (m=11), A154200 (m=12), A154294 (m=13), A154467 (m=14), A154572 (m=15), A154793 (m=16), A154857 (m=17), A154912 (m=18), A155059 (m=19), this sequence, A155591 (m=21), A155735 (m=22), A155824 (m=23), A155964 (m=24).

Programs

  • Magma
    SetDefaultRealField(RealField(100)); Log(20)/Log(7); // G. C. Greubel, Sep 02 2018
  • Mathematica
    RealDigits[Log[7,20],10,120][[1]] (* Harvey P. Dale, Dec 08 2011 *)
  • PARI
    default(realprecision, 100); log(20)/log(7) \\ G. C. Greubel, Sep 02 2018

A155591 Decimal expansion of log_7(21).

Original entry on oeis.org

1, 5, 6, 4, 5, 7, 5, 0, 3, 4, 0, 5, 3, 5, 7, 9, 6, 1, 3, 8, 0, 4, 5, 5, 0, 1, 6, 7, 1, 7, 4, 9, 0, 8, 5, 3, 6, 1, 4, 3, 2, 2, 7, 9, 1, 1, 1, 8, 6, 7, 9, 2, 5, 9, 5, 0, 4, 5, 4, 0, 9, 2, 6, 2, 3, 0, 7, 7, 5, 2, 3, 1, 4, 2, 0, 0, 4, 0, 9, 4, 9, 9, 0, 1, 0, 2, 8, 1, 5, 4, 4, 5, 8, 4, 3, 6, 1, 2, 6
Offset: 1

Views

Author

N. J. A. Sloane, Oct 30 2009

Keywords

Examples

			1.5645750340535796138045501671749085361432279111867925950454...

Links

Crossrefs

Cf. decimal expansion of log_7(m): A152713 (m=2), A152945 (m=3), A153103 (m=4), A153203 (m=5), A153463 (m=6), A153755 (m=8), A113211 (m=9), A154158 (m=10), A154179 (m=11), A154200 (m=12), A154294 (m=13), A154467 (m=14), A154572 (m=15), A154793 (m=16), A154857 (m=17), A154912 (m=18), A155059 (m=19), A155496 (m=20), this sequence, A155735 (m=22), A155824 (m=23), A155964 (m=24).

Programs

  • Magma
    SetDefaultRealField(RealField(100)); Log(21)/Log(7); // G. C. Greubel, Sep 02 2018
  • Mathematica
    RealDigits[Log[7, 21], 10, 100][[1]] (* Vincenzo Librandi, Aug 31 2013 *)
  • PARI
    default(realprecision, 100); log(21)/log(7) \\ G. C. Greubel, Sep 02 2018

A155735 Decimal expansion of log_7(22).

Original entry on oeis.org

1, 5, 8, 8, 4, 8, 1, 5, 9, 2, 9, 7, 5, 3, 6, 5, 9, 3, 8, 3, 7, 4, 9, 3, 3, 9, 4, 5, 6, 5, 6, 9, 1, 9, 8, 2, 8, 4, 5, 0, 5, 9, 7, 0, 5, 6, 0, 5, 9, 6, 3, 1, 2, 5, 5, 6, 6, 5, 8, 9, 9, 5, 9, 2, 5, 8, 7, 6, 9, 7, 0, 8, 4, 6, 0, 1, 0, 2, 9, 4, 3, 5, 5, 5, 2, 5, 4, 7, 8, 2, 5, 8, 4, 6, 8, 9, 3, 9, 7
Offset: 1

Views

Author

N. J. A. Sloane, Oct 30 2009

Keywords

Examples

			1.5884815929753659383749339456569198284505970560596312556658...

Links

Crossrefs

Cf. decimal expansion of log_7(m): A152713 (m=2), A152945 (m=3), A153103 (m=4), A153203 (m=5), A153463 (m=6), A153755 (m=8), A113211 (m=9), A154158 (m=10), A154179 (m=11), A154200 (m=12), A154294 (m=13), A154467 (m=14), A154572 (m=15), A154793 (m=16), A154857 (m=17), A154912 (m=18), A155059 (m=19), A155496 (m=20), A155591 (m=21), this sequence, A155824 (m=23), A155964 (m=24).

Programs

  • Magma
    SetDefaultRealField(RealField(100)); Log(22)/Log(7); // G. C. Greubel, Sep 02 2018
  • Mathematica
    RealDigits[Log[7, 22], 10, 100][[1]] (* Vincenzo Librandi, Aug 31 2013 *)
  • PARI
    default(realprecision, 100); log(22)/log(7) \\ G. C. Greubel, Sep 02 2018

A155824 Decimal expansion of log_7(23).

Original entry on oeis.org

1, 6, 1, 1, 3, 2, 5, 2, 8, 0, 0, 7, 5, 9, 3, 1, 1, 7, 4, 9, 5, 2, 6, 9, 5, 5, 6, 1, 8, 6, 2, 5, 9, 4, 5, 1, 4, 2, 3, 1, 6, 0, 1, 2, 8, 4, 3, 9, 9, 0, 1, 9, 4, 2, 0, 9, 8, 4, 8, 0, 2, 5, 8, 4, 7, 2, 4, 1, 1, 6, 1, 7, 1, 8, 2, 1, 5, 1, 6, 4, 9, 3, 1, 2, 0, 8, 6, 1, 3, 3, 3, 4, 0, 9, 0, 3, 1, 8, 3
Offset: 1

Views

Author

N. J. A. Sloane, Oct 30 2009

Keywords

Examples

			1.6113252800759311749526955618625945142316012843990194209848...

Links

Crossrefs

Cf. decimal expansion of log_7(m): A152713 (m=2), A152945 (m=3), A153103 (m=4), A153203 (m=5), A153463 (m=6), A153755 (m=8), A113211 (m=9), A154158 (m=10), A154179 (m=11), A154200 (m=12), A154294 (m=13), A154467 (m=14), A154572 (m=15), A154793 (m=16), A154857 (m=17), A154912 (m=18), A155059 (m=19), A155496 (m=20), A155591 (m=21), A155735 (m=22), this sequence, A155964 (m=24).

Programs

  • Magma
    SetDefaultRealField(RealField(100)); Log(23)/Log(7); // G. C. Greubel, Sep 02 2018
  • Mathematica
    RealDigits[Log[7, 23], 10, 100][[1]] (* Vincenzo Librandi, Aug 31 2013 *)
  • PARI
    default(realprecision, 100); log(23)/log(7) \\ G. C. Greubel, Sep 02 2018
Previous Showing 11-20 of 21 results. Next

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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