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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A076951 Smallest k > 0 such that nk-1 is an n-th power, or 0 if no such number exists.

Original entry on oeis.org

1, 1, 3, 0, 205, 0, 39991, 0, 57, 5905, 9090909091, 0, 8230246567621, 0, 10371206370520815, 0, 17361641481138401521, 0, 37275544492386193492507, 0, 22706531343006, 0, 326583187044036098379401213863, 0, 45035996273705
Offset: 1

Views

Author

Amarnath Murthy, Oct 20 2002

Keywords

Comments

p divides a(p) for odd primes p. a(p) = A081209(p-1) = p*A081215(p-1) for odd primes p. a(p)/p = A081215(p-1) = {1,41,5713,826446281,633095889817,1021273028302258913,...} - Alexander Adamchuk, Nov 12 2006

Crossrefs

Cf. A076952.
Cf. A081209, A081215.

Extensions

More terms from Sascha Kurz, Jan 21 2003
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Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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