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A178541 Prime numbers of the form n*b^n + 1, where b, n >= 2. 0
19, 73, 163, 193, 883, 1153, 1459, 1801, 2179, 2593, 3001, 3529, 4051, 8233, 8713, 10369, 11251, 12289, 15139, 17299, 17497, 18433, 19603, 20809, 22051, 24001, 30259, 34849, 36451, 46819, 48673, 52489, 62659, 69193, 71443, 80803, 81001 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..37.

José María Grau and Antonio M. Oller-Marcén, An Õ(log^2(N)) time primality test for Generalized Cullen Numbers.

CROSSREFS

Sequence in context: A255889 A154406 A141960 * A157889 A255897 A220447

Adjacent sequences:  A178538 A178539 A178540 * A178542 A178543 A178544

KEYWORD

nonn

AUTHOR

José María Grau Ribas and A. Oller-Marcén, May 29 2010

EXTENSIONS

Name changed by Arkadiusz Wesolowski, Mar 24 2012

STATUS

approved

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Last modified August 20 05:25 EDT 2019. Contains 326139 sequences. (Running on oeis4.)