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 21-30 of 33 results. Next

A111768 Decimal expansion of (abs(log(tan(1 degree))))^(-1).

Original entry on oeis.org

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

Views

Author

Mohammad K. Azarian, Nov 21 2005

Keywords

Examples

			0.2470279194870659013691540790868849269386288324674773661704462960...

Links

Crossrefs

Cf. A019810, A019898.

Programs

  • Mathematica
    RealDigits[1/Abs[Log[Tan[1 Degree]]],10,120][[1]] (* Harvey P. Dale, Nov 21 2018 *)
  • PARI
    1/abs(log(tan(Pi/180))) \\ Michel Marcus, Jul 06 2015

Extensions

Offset changed by Mohammad K. Azarian, Dec 11 2008

A111770 Decimal expansion of 1/abs(log_10(tan 1 degree)).

Original entry on oeis.org

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

Views

Author

Mohammad K. Azarian, Nov 21 2005

Keywords

Examples

			0.56880280496425126851221831585525182467027479630556766991143420364442
4039754897800846585649947165591237231777940939940924

Crossrefs

Cf. A019810, A019898.

Formula

Equals 1/A111769. - R. J. Mathar, Apr 23 2009

Extensions

Offset corrected by Mohammad K. Azarian, Dec 11 2008
Base of logarithm in definition clarified by R. J. Mathar, Apr 23 2009

A112238 Decimal expansion of (secant of 1 degree)^2.

Original entry on oeis.org

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

Views

Author

Mohammad K. Azarian, Nov 26 2005

Keywords

Examples

			1.0003046792916482915924995141922637027265366358558439737806

Crossrefs

Cf. A019898; A019898.

Formula

Equals 1+A111493. [From R. J. Mathar, Aug 15 2008]

A112244 Decimal expansion of secant of 1 degree.

Original entry on oeis.org

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

Views

Author

Mohammad K. Azarian, Nov 26 2005

Keywords

Examples

			1.0001523280439076654284264342125738014789118042214455647140337830369984...

References

  • Mohammad K. Azarian, Forty-Five Nested Equilateral Triangles and cosecant of 1 degree, Problem 813, College Mathematics Journal, Vol. 36, No. 5, November 2005, p. 413-414. Solution published in Vol. 37 , No. 5, November 2006, pp. 394-395.

Crossrefs

Cf. A019898; A019898.

Programs

  • Mathematica
    RealDigits[Sec[1 Degree],10,120][[1]] (* Harvey P. Dale, Oct 24 2013 *)

A112246 Decimal expansion of (secant of 1 degree)^4.

Original entry on oeis.org

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

Views

Author

Mohammad K. Azarian, Nov 26 2005

Keywords

Examples

			1.00060945141276734248972597669232019769450289158416119021363680640209

Crossrefs

Cf. A019898; A019898.

Programs

  • Mathematica
    RealDigits[Sec[1 Degree]^4,10,120][[1]] (* Harvey P. Dale, Mar 16 2023 *)

A112247 Decimal expansion of (secant of 1 degree)^3.

Original entry on oeis.org

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

Views

Author

Mohammad K. Azarian, Nov 26 2005

Keywords

Examples

			1.0004570537467564729782883138184004589169983556213026334200926064838

Crossrefs

Cf. A019898; A019898.

Programs

  • Mathematica
    RealDigits[Sec[1 Degree]^3,10,120][[1]] (* Harvey P. Dale, Jul 03 2020 *)

A112252 Decimal expansion of (secant of 1 degree)^5.

Original entry on oeis.org

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

Views

Author

Mohammad K. Azarian, Nov 26 2005

Keywords

Examples

			1.0007618722932165715306258561760484690690519365840214210733234771491

Crossrefs

Cf. A019898; A019898.

Programs

  • Mathematica
    RealDigits[Sec[1 Degree]^5,10,120][[1]] (* Harvey P. Dale, Dec 21 2013 *)

A112253 Decimal expansion of (secant of 1 degree)^(1/2).

Original entry on oeis.org

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

Views

Author

Mohammad K. Azarian, Nov 26 2005

Keywords

Examples

			1.000076161121695603747931260927736632808912708018620131297233199968412

Crossrefs

Cf. A019898; A019898.

Programs

  • Mathematica
    RealDigits[Sqrt[Sec[1 Degree]],10,120][[1]] (* Harvey P. Dale, Jul 20 2020 *)

A112254 Decimal expansion of (secant of 1 degree)^(1/3).

Original entry on oeis.org

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

Views

Author

Mohammad K. Azarian, Nov 26 2005

Keywords

Examples

			1.000050773436650388862361553870230143864382903977218446206354961893

Crossrefs

Cf. A019898; A019898.

Programs

  • Mathematica
    RealDigits[Surd[Sec[1 Degree],3],10,120][[1]] (* Harvey P. Dale, Jan 03 2013 *)

A112255 Decimal expansion of (secant of 1 degree)^(1/4).

Original entry on oeis.org

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

Views

Author

Mohammad K. Azarian, Nov 26 2005

Keywords

Examples

			1.00003807983581085418315929795577027136906642237439599940168091609

Crossrefs

Cf. A019898; A019898.
Previous Showing 21-30 of 33 results. Next

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

Content is available under The OEIS End-User License Agreement.