Primes p such that p+nextprime(p) is the arithmetic mean of a pair of twin primes.
5, 7, 13, 19, 29, 67, 97, 113, 229, 293, 307, 401, 409, 439, 613, 643, 659, 709, 739
3 seqfan posts
Sat Jun 25 00:45:27 CEST 2011 [seqfan] Re: Program syntax and the OEIS
Fri Jun 24 21:41:39 CEST 2011 [seqfan] Re: Program syntax and the OEIS
Fri Jun 24 17:22:21 CEST 2011 [seqfan] Re: Program syntax and the OEIS
Index of A-numbers in seqfan: by ascending order
by month
by frequency
by keyword
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