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A188132 Primes p such that p=3 (mod 4) and 6p+1 is prime. 0
3, 7, 11, 23, 47, 83, 103, 107, 131, 151, 263, 271, 283, 311, 331, 347, 367, 443, 467, 503, 607, 683, 727, 751, 787, 863, 887, 907, 947, 971, 1063, 1091, 1103, 1151, 1171, 1283, 1327, 1423, 1427, 1451, 1487, 1511, 1531, 1567, 1607, 1787, 1811, 1823, 1831, 1847, 1907, 1931, 1987 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Complement of A188131 in A007693 \ {2}.

LINKS

Table of n, a(n) for n=1..53.

PROG

(PARI) forprime( p=1, 1e4, p%4==3 & isprime(p*6+1) & print1(p", "))

CROSSREFS

Cf. A002515.

Sequence in context: A090918 A139253 A116606 * A139814 A099902 A092284

Adjacent sequences:  A188129 A188130 A188131 * A188133 A188134 A188135

KEYWORD

nonn

AUTHOR

M. F. Hasler, Mar 21 2011

STATUS

approved

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Last modified May 19 11:46 EDT 2013. Contains 225429 sequences.