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A226530 Numbers n such that n^(2^15) + 1 is prime (a generalized Fermat prime). 10
1, 70906, 167176, 204462, 249830, 321164, 330716, 332554, 429370, 499310, 524552, 553602, 743788, 825324, 831648, 855124, 999236, 1041870, 1074542, 1096382, 1113768, 1161054, 1167528, 1169486, 1171824, 1210354, 1217284, 1277444, 1519380, 1755378, 1909372, 1922592, 1986700, 2034902, 2147196, 2167350 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..36.

PROG

(PARI) is(n)=isprime(n^2^15+1) \\ Charles R Greathouse IV, Feb 17 2017

CROSSREFS

Cf. A056993.

Sequence in context: A204482 A186821 A252728 * A215994 A101250 A031865

Adjacent sequences:  A226527 A226528 A226529 * A226531 A226532 A226533

KEYWORD

nonn,hard

AUTHOR

Robert G. Wilson v, Jun 09 2013

STATUS

approved

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Last modified March 23 22:30 EDT 2017. Contains 283985 sequences.