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Search: id:A113542
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A113542 Numbers n such that (18n^2+1)/19 is prime. +0
1
18, 20, 37, 56, 58, 96, 113, 134, 151, 172, 227, 229, 246, 265, 267, 286, 305, 322, 341, 362, 398, 400, 474, 476, 493, 495, 590, 609, 626, 645, 647, 664, 683, 685, 740, 780, 799, 835, 894, 911, 932, 968, 970, 987, 1008, 1025, 1027, 1044, 1046, 1063, 1141 (list; graph; listen)
OFFSET

1,1

MATHEMATICA

s={}; Do[If[PrimeQ[(18n^2+1)/19], AppendTo[s, n]], {n, 2000}]; s

CROSSREFS

Sequence in context: A036170 A064271 A113541 this_sequence A075865 A066240 A115747

Adjacent sequences: A113539 A113540 A113541 this_sequence A113543 A113544 A113545

KEYWORD

nonn

AUTHOR

Zak Seidov (zakseidov(AT)yahoo.com), Jan 13 2006

page 1

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.


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