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A139221 Numbers n such that both 41+(n+n^2)/2 and 41+(n+n^2) are primes. +0
3
0, 3, 11, 20, 23, 27, 32, 39, 48, 51, 59, 60, 83, 108, 111, 116, 128, 132, 135, 171, 188, 203, 212, 227, 240, 263, 275, 315, 324, 356, 359, 363, 384, 392, 447, 476, 479, 515, 528, 588, 627, 647, 648, 672, 731, 759, 780, 804, 839, 864, 875, 900, 903, 968, 975 (list; graph; listen)
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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.


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