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A125633
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Smallest prime p such that 17^n divides p^16 - 1.
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21
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2, 131, 653, 15541, 15541, 24527681, 38277341, 16048035481, 48718117843, 5498076927457, 38413406256881, 2359162908109223, 44510586506850631, 346100334752156863, 12132548193910221893, 201533461539194779193
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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LINKS
| W. Keller and J. Richstein Fermat quotients that are divisible by p.
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PROG
| (PARI) See A125609 - Martin Fuller (martin_n_fuller(AT)btinternet.com), Jan 11 2007
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CROSSREFS
| Cf. A125609 = Smallest prime p such that 3^n divides p^2 - 1. Cf. A125610 = Smallest prime p such that 5^n divides p^4 - 1. Cf. A125611 = Smallest prime p such that 7^n divides p^6 - 1. Cf. A125612 = Smallest prime p such that 11^n divides p^10 - 1. Cf. A125632 = Smallest prime p such that 13^n divides p^12 - 1. Cf. A125634 = Smallest prime p such that 19^n divides p^18 - 1. Cf. A125635 = Smallest prime p such that 257^n divides p^256 - 1.
Sequence in context: A158110 A117626 A142251 * A089662 A119778 A071606
Adjacent sequences: A125630 A125631 A125632 * A125634 A125635 A125636
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KEYWORD
| hard,nonn
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AUTHOR
| Alexander Adamchuk (alex(AT)kolmogorov.com), Nov 28 2006
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EXTENSIONS
| More terms from Martin Fuller (martin_n_fuller(AT)btinternet.com), Jan 11 2007
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