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A129755 Triangular numbers t such that t+10 is a prime. +0
5
1, 3, 21, 91, 153, 171, 231, 253, 561, 741, 1081, 1653, 1711, 1891, 2211, 2701, 3321, 3403, 4851, 6441, 8001, 9453, 9591, 10153, 12403, 15051, 16471, 17391, 18721, 23653, 24753, 27261, 30381, 32131, 35511, 38781, 39621, 41041, 44253, 45753, 51681, 55611, 56953 (list; graph; listen)
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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.


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