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A062721 Numbers n such that n is a product of two primes and n-2 is prime. +0
8
4, 9, 15, 21, 25, 33, 39, 49, 55, 69, 85, 91, 111, 115, 129, 133, 141, 159, 169, 183, 201, 213, 235, 253, 259, 265, 295, 309, 319, 339, 355, 361, 381, 391, 403, 411, 445, 451, 469, 481, 489, 493, 501, 505, 511, 543, 559, 565, 573, 579, 589, 633, 649, 655, 679 (list; graph; listen)
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Last modified December 11 12:57 EST 2009. Contains 170656 sequences.


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