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A063640 Primes of form p*q*r + 1, where p, q and r are primes. +0
4
13, 19, 29, 31, 43, 53, 67, 71, 79, 103, 131, 139, 149, 173, 191, 223, 239, 269, 283, 293, 311, 317, 367, 389, 419, 431, 439, 443, 499, 509, 557, 599, 607, 619, 643, 647, 653, 659, 683, 743, 773, 787, 797, 823, 827, 907, 947, 971, 1031, 1039, 1087, 1091 (list; graph; listen)
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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.


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