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A086285 Numbers n such that 1+2n+3n^2 is prime. 5
2, 12, 14, 18, 24, 26, 32, 38, 44, 56, 62, 68, 90, 92, 98, 114, 120, 126, 128, 144, 150, 158, 164, 168, 170, 176, 180, 186, 192, 200, 210, 212, 216, 230, 246, 254, 260, 266, 276, 278, 282, 290, 300, 318, 332, 344, 354, 362, 366, 378, 396, 398, 408, 420, 432 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

CROSSREFS

Sequence in context: A103761 A078755 A186647 * A124163 A108976 A073598

Adjacent sequences:  A086282 A086283 A086284 * A086286 A086287 A086288

KEYWORD

easy,nonn

AUTHOR

Zak Seidov (zakseidov(AT)yahoo.com), Aug 28 2003

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Last modified February 13 10:09 EST 2012. Contains 205451 sequences.