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A158016 Primes p such that 8*p-1 is also prime. +0
3
3, 13, 19, 61, 79, 103, 163, 181, 193, 223, 229, 313, 331, 349, 409, 433, 439, 541, 571, 613, 619, 691, 751, 769, 853, 859, 919, 991, 1021, 1033, 1039, 1321, 1381, 1423, 1483, 1543, 1549, 1621, 1699, 1759, 1801, 1861, 1873, 1879, 1951, 1999, 2011, 2029, 2113 (list; graph; listen)
OFFSET

1,1

MATHEMATICA

Flatten[Table[If[PrimeQ[n] && PrimeQ[8*n - 1], n, {}], {n, 1, 10000}]]

CROSSREFS

Cf. A005382 for the type 2p-1, A062737 for 4p-1, A158015 for 6p-1, A158017 for 10p-1.

Sequence in context: A018621 A024469 A055202 this_sequence A099502 A145024 A055059

Adjacent sequences: A158013 A158014 A158015 this_sequence A158017 A158018 A158019

KEYWORD

nonn

AUTHOR

Roger L. Bagula (rlbagulatftn(AT)yahoo.com), Mar 11 2009

EXTENSIONS

Edited by the Associate Editors of the OEIS, Apr 22 2009

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Last modified December 20 16:54 EST 2009. Contains 171081 sequences.


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