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.

Showing 1-10 of 16 results. Next

A047984 Integers n such that A047988(n)=1.

Original entry on oeis.org

3, 5, 6, 7, 9, 10, 11, 13, 14, 15, 17, 18, 20, 21, 22, 23, 25, 26, 27, 28, 30, 31, 33, 34, 35, 37, 39, 41, 42, 44, 45, 46, 47, 49, 50, 51, 52, 54, 55, 57, 59, 61, 62, 63, 65, 66, 68, 69, 70, 71, 73, 74, 75, 77, 78, 79, 81, 82, 83, 85, 88, 90, 91, 92, 93, 94, 95, 97
Offset: 1

Views

Author

Thomas Kantke (bytes.more(AT)ibm.net)

Keywords

Examples

			7 has value 1 since we add 1 to get 8, then divide by 2 twice.

Links

Crossrefs

Cf. A047836, A047985, A047986, A047987, A047988.

Extensions

More terms from David W. Wilson

A047987 Integers n such that A047988(n)=4.

Original entry on oeis.org

3976733, 8053483, 9942523, 10197427, 15126557, 28623773, 32269037, 34438387, 36627413, 39593803, 47812747, 49120843, 55066867, 69909667, 78068443, 80024213, 83402597, 89512483, 97799033, 101652883, 106675637, 116621213, 120317683, 128241067
Offset: 1

Views

Author

Thomas Kantke (bytes.more(AT)ibm.net)

Keywords

References

  • Thomas Kantke, Mathematische Unterhaltungen, Spectrum der Wissenschaft, April 1993, pp. 11-13.

Crossrefs

Cf. A047836, A047984-A047988.

Extensions

More terms from Max Alekseyev, Jun 13 2011

A047985 Integers n such that A047988(n)=2.

Original entry on oeis.org

19, 29, 38, 43, 53, 58, 67, 76, 86, 87, 89, 101, 103, 106, 116, 134, 137, 139, 149, 151, 152, 157, 163, 172, 174, 178, 197, 202, 203, 206, 211, 212, 227, 229, 232, 233, 247, 261, 267, 268, 269, 271, 274, 277, 278, 283, 293, 298, 302, 303, 304, 307
Offset: 1

Views

Author

Thomas Kantke (bytes.more(AT)ibm.net)

Keywords

Examples

			19 has value 2 since by adding 1 we reach 20 which has value 1; there is no cheaper way to reach 2.

Links

Crossrefs

Cf. A047836, A047984, A047986, A047987, A047988.

Extensions

More terms from David W. Wilson

A047986 Integers n such that A047988(n)=3.

Original entry on oeis.org

173, 347, 823, 907, 1237, 1697, 2137, 2333, 2423, 2473, 2767, 2777, 3253, 3413, 3547, 3559, 3623, 3767, 4243, 4273, 4457, 4547, 4723, 5091, 5297, 5861, 6185, 6197, 6593, 6823, 6827, 6871, 7093, 7247, 7537, 7717, 7817, 7823, 7879, 8243
Offset: 1

Views

Author

Thomas Kantke (bytes.more(AT)ibm.net)

Keywords

Links

Crossrefs

Cf. A047836, A047985, A047986, A047987, A047988.

Extensions

More terms from David W. Wilson

A212524 Number of k < 10^n such that A047988(k) = 0.

Original entry on oeis.org

3, 17, 108, 755, 5936, 48474, 406270, 3532031, 31295358, 279591668, 2521429242, 22996137423
Offset: 1

Views

Author

Martin Renner, Jun 13 2012

Keywords

References

  • Thomas Kantke, Mathematische Unterhaltungen, in: Spektrum der Wissenschaft 4/1993, p. 11-13.
  • Thomas Kantke, Das Spiel Minimum, in: Spektrum der Wissenschaft Spezial Physik - Mathematik - Technik 2/2012, pp. 57-66.

Crossrefs

Cf. A047836, A047988, A213530, A213531, A213532, A213533.

A213530 Number of k < 10^n such that A047988(k) = 1.

Original entry on oeis.org

6, 71, 686, 6598, 63449, 614400, 5952657, 58088295, 568932663, 5588087493, 54968844332, 541664112990
Offset: 1

Views

Author

Martin Renner, Jun 13 2012

Keywords

References

  • Thomas Kantke, Mathematische Unterhaltungen, in: Spektrum der Wissenschaft 4/1993, p. 11-13.
  • Thomas Kantke, Das Spiel Minimum, in: Spektrum der Wissenschaft Spezial Physik - Mathematik - Technik 2/2012, pp. 57-66.

Crossrefs

Cf. A047984, A047988, A212524, A213531, A213532, A213533.

A213531 Number of k < 10^n such that A047988(k) = 2.

Original entry on oeis.org

0, 11, 201, 2592, 29916, 328988, 3550745, 37432690, 390065916, 4034529147, 41532029309, 425608837164
Offset: 1

Views

Author

Martin Renner, Jun 13 2012

Keywords

References

  • Thomas Kantke, Mathematische Unterhaltungen, in: Spektrum der Wissenschaft 4/1993, p. 11-13.
  • Thomas Kantke, Das Spiel Minimum, in: Spektrum der Wissenschaft Spezial Physik - Mathematik - Technik 2/2012, pp. 57-66.

Crossrefs

Cf. A047985, A047988, A212524, A213530, A213532, A213533.

A213532 Number of k < 10^n such that A047988(k) = 3.

Original entry on oeis.org

0, 0, 454, 698, 8137, 90324, 946964, 9705879, 97790090, 977682518, 9730782305
Offset: 1

Views

Author

Martin Renner, Jun 13 2012

Keywords

References

  • Thomas Kantke, Mathematische Unterhaltungen, in: Spektrum der Wissenschaft 4/1993, p. 11-13.
  • Thomas Kantke, Das Spiel Minimum, in: Spektrum der Wissenschaft Spezial Physik - Mathematik - Technik 2/2012, pp. 57-66.

Crossrefs

Cf. A047986, A047988, A212524, A213530, A213531, A213533.

A213533 Number of k < 10^n such that A047988(k) = 4.

Original entry on oeis.org

0, 0, 0, 0, 0, 0, 3, 19, 183, 1601, 14598, 130117
Offset: 1

Views

Author

Martin Renner, Jun 13 2012

Keywords

References

  • Thomas Kantke, Mathematische Unterhaltungen, in: Spektrum der Wissenschaft 4/1993, p. 11-13.
  • Thomas Kantke, Das Spiel Minimum, in: Spektrum der Wissenschaft Spezial Physik - Mathematik - Technik 2/2012, pp. 57-66.

Crossrefs

Cf. A047987, A047988, A212524, A213530, A213531, A213532.

A048827 a(n) = least k such that A047988(k) = n.

Original entry on oeis.org

2, 3, 19, 173, 3976733
Offset: 0

Views

Author

Christian G. Bower, May 15 1999

Keywords

Comments

Values calculated by Thomas Kantke (bytes.more(AT)ibm.net).

Extensions

Definition corrected by R. J. Mathar, Jun 26 2007
Showing 1-10 of 16 results. Next

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

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