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A092475 a(n) are primes such that a(n)+2^2, a(n)+4^2 and a(n)+6^2 are also primes. +0
1
7, 37, 43, 67, 163, 277, 463, 487, 823, 1087, 1093, 1213, 1423, 2683, 3907, 4447, 5653, 7687, 8677, 8803, 11467, 11923, 13147, 13693, 15787, 16417, 16657, 16927, 18253, 18397 (list; graph; listen)
OFFSET

1,1

EXAMPLE

a(3) = 43.

43+2^2 = 43+4 = 47 which is prime.

43+4^2 = 43+16 = 59 which is prime.

43+6^2 = 43+36 = 79 which is prime.

CROSSREFS

Sequence in context: A043010 A141159 A139492 this_sequence A106924 A076285 A077720

Adjacent sequences: A092472 A092473 A092474 this_sequence A092476 A092477 A092478

KEYWORD

nonn

AUTHOR

Ray G. Opao (1260(AT)email.com), Mar 25 2004

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Last modified December 17 13:29 EST 2009. Contains 170826 sequences.


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