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A154505 Sophie Germain primes of A144571. 0
1601, 240101, 1464101, 2755601, 6100901, 72250001, 75342401, 139948901, 281568401, 284596901, 325441601, 351937601, 655360001, 683299601, 702250001, 1479940901, 1621672901, 1830984101, 2168764901, 2219352101, 2544193601 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

MATHEMATICA

lst={}; Do[If[PrimeQ[p=81*n^2-90*n+26], If[PrimeQ[2*p+1], AppendTo[lst, p]]], {n, 8!}]; lst

CROSSREFS

Cf. A144571, A154503, A154504

Sequence in context: A078958 A031758 A031628 * A031538 A202774 A171466

Adjacent sequences:  A154502 A154503 A154504 * A154506 A154507 A154508

KEYWORD

nonn

AUTHOR

Vladimir Orlovsky (4vladimir(AT)gmail.com), Jan 11 2009

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Last modified February 15 16:39 EST 2012. Contains 205823 sequences.