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.

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A066893 Numbers k such that k divides (prime(3*k) - prime(2*k)).

Original entry on oeis.org

1, 2, 6, 21, 25, 32, 174, 400, 918, 960, 971, 987, 2374, 5928, 5935, 5942, 5977, 14838, 37259, 37282, 94154, 238309, 1556445, 4004112, 10308825, 10308837, 10309843, 10309906, 26627152, 68912912, 68913663, 68913687, 68914102, 68915077, 68915098, 68916054
Offset: 1

Views

Author

Benoit Cloitre, Jan 24 2002

Keywords

Crossrefs

Programs

  • Mathematica
    Select[Range[10^6], Mod[Prime[3 #] - Prime[2 #], #] == 0 &]
  • PARI
    isok(k) = { (prime(3*k)-prime(2*k)) % k == 0 } \\ Harry J. Smith, Apr 05 2010

Extensions

More terms from Robert G. Wilson v, Jan 26 2002
a(23) from Harry J. Smith, Apr 05 2010
a(24)-a(36) from Giovanni Resta, Jun 18 2018
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