Primes p such that A001414(p-1) and A001414(p+1) are both prime, where A001414 = sum of primes dividing n (with repetition).
11, 53, 89, 251, 359, 383, 389, 463, 487, 809, 857, 863, 1109, 1217, 1429, 1451
3 seqfan posts
Tue May 17 00:39:05 CEST 2011 [seqfan] Re: sum of prime factors of p-1 and p+1
Mon May 16 23:17:57 CEST 2011 [seqfan] Re: sum of prime factors of p-1 and p+1
Mon May 16 22:43:34 CEST 2011 [seqfan] sum of prime factors of p-1 and p+1
Index of A-numbers in seqfan: by ascending order
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