Primes p such that both 2p +/- 9 are primes.
7, 11, 19, 31, 59, 61, 79, 101, 151, 179, 229, 311, 359, 389, 409, 521, 709, 719, 751
2 seqfan posts
Sun Mar 21 15:27:16 CET 2010 [seqfan] Re: A103807 and negative primes
Sat Mar 20 13:25:30 CET 2010 [seqfan] Re: A174397 and primes with negative value.
Index of A-numbers in seqfan: by ascending order
by month
by frequency
by keyword
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