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.

User: Rajat Goel

Rajat Goel's wiki page.

Rajat Goel has authored 2 sequences.

A292667 Decimal expansion of the series Sum_{k >= 1} 1/A007097(k).

Original entry on oeis.org

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

Views

Author

Rajat Goel, Oct 14 2017

Keywords

Comments

Since the sum of 1/A006450(k) converges, this sum also converges.

Examples

			2.1659914031722783019082583521101...

Crossrefs

Cf. A000040, A006450, A007097.

A293079 Decimal expansion of log_Pi(3).

Original entry on oeis.org

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

Views

Author

Rajat Goel, Sep 30 2017

Keywords

Examples

			0.959713118569390019336023198...

Crossrefs

Cf. A000796, A002391, A053510, A104288.

Programs

  • Mathematica
    RealDigits[Log[Pi,3],10,120][[1]] (* Harvey P. Dale, Apr 09 2021 *)
  • PARI
    log(3)/log(Pi) \\ Michel Marcus, Sep 30 2017
  • Python
    from math import log, pi
print(log(3,pi))

Formula

Equals log(3)/log(Pi) = A002391/A053510.

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