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A177996 For prime p=A000040(n), the smallest prime divisor of (p-1)^p+1 other than p. 2
41, 29, 23, 79, 354689, 1961870762757168078553, 47, 40427, 4093, 4441, 2543, 1033, 659, 181194015068926422899222020415627, 394502321, 22742387, 36583, 569, 14747, 12641, 167, 407987015619859919, 100493, 3679329001 (list; graph; refs; listen; history; text; internal format)
OFFSET

3,1

LINKS

Max Alekseyev, Table of n, a(n) for n = 3..36

H. Mishima, Factorizations of Cyclotomic Numbers.

CROSSREFS

Cf. A128677

Sequence in context: A321570 A196045 A196042 * A217159 A291473 A155769

Adjacent sequences:  A177993 A177994 A177995 * A177997 A177998 A177999

KEYWORD

hard,nonn

AUTHOR

Max Alekseyev, May 16 2010

STATUS

approved

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Last modified March 24 11:49 EDT 2019. Contains 321448 sequences. (Running on oeis4.)