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A001912 Numbers n such that 4*n^2 + 1 is prime.
(Formerly M0636 N0232)
+0
14
1, 2, 3, 5, 7, 8, 10, 12, 13, 18, 20, 27, 28, 33, 37, 42, 45, 47, 55, 58, 60, 62, 63, 65, 67, 73, 75, 78, 80, 85, 88, 90, 92, 102, 103, 105, 112, 115, 118, 120, 125, 128, 130, 132, 135, 140, 142, 150, 153, 157, 163, 170, 175, 192, 193, 198, 200 (list; graph; listen)
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Last modified December 10 12:37 EST 2009. Contains 170569 sequences.


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