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A130436 Even pseudoprimes to base 17. 13
4, 8, 16, 1228, 4912, 5662, 11476, 76798, 168904, 387676, 938792, 1003276, 1147576, 1415044, 1419856, 1832836, 2297296, 3976624, 5470126, 6376126, 7309576, 9649624, 12423676, 13193776, 14026888, 14652496, 19136272, 20570936, 24604696 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

LINKS

Robert G. Wilson v, Table of n, a(n) for n = 0..119.

Eric Weisstein's World of Mathematics, Fermat Pseudoprime.

Index entries for sequences related to pseudoprimes

MATHEMATICA

lst = {}; Do[ If[ PowerMod[17, 2n - 1, 2n] == 1, AppendTo[lst, 2n]], {n, 2, 2*10^9}]; lst - Robert G. Wilson v (rgwv(at)rgwv.com), Jun 01 2007

CROSSREFS

Cf. A020145, A006935, A130433, A090082, A090083, A090084, A090085, A130434, A130435, A130437, A130438, A130439, A130440, A130441, A130442, A130443.

Sequence in context: A038238 A023376 A038110 * A090804 A074025 A031462

Adjacent sequences:  A130433 A130434 A130435 * A130437 A130438 A130439

KEYWORD

nonn

AUTHOR

Alexander Adamchuk (alex(AT)kolmogorov.com), May 26 2007

EXTENSIONS

a(13)-a(119) from Robert G. Wilson v (rgwv(at)rgwv.com), Jun 01 2007

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Last modified February 16 19:05 EST 2012. Contains 205944 sequences.