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A097697 Numbers n such that 4*n^2 + 3 is prime. 2
1, 2, 4, 5, 7, 11, 14, 19, 25, 26, 31, 32, 35, 37, 38, 46, 47, 53, 56, 61, 65, 67, 70, 73, 77, 79, 80, 86, 89, 109, 115, 121, 122, 124, 128, 137, 143, 149, 152, 158, 161, 163, 170, 175, 178, 182, 184, 199, 203, 208, 212, 215, 217, 220, 229, 235, 236, 242, 254, 256 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

PROG

MAGMA) [n: n in [1..1000] |IsPrime(4*n^2+3)] [From Vincenzo Librandi, Nov 16 2010]

CROSSREFS

Cf. A083022, A097698.

Sequence in context: A097581 A090614 A171022 * A035620 A022439 A050134

Adjacent sequences:  A097694 A097695 A097696 * A097698 A097699 A097700

KEYWORD

easy,nonn

AUTHOR

Carl R. White (cyrek(AT)cyreksoft.yorks.com), Aug 20 2004

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Last modified February 15 05:45 EST 2012. Contains 205694 sequences.