A176464 The positions of primes in A065516.

1, 2, 8, 10, 13, 15, 16, 17, 19, 22, 24, 25, 26, 27, 31, 34, 35, 37, 39, 45, 48, 51, 53, 54, 55, 58, 59, 60, 61, 62, 65, 67, 71, 74, 75, 77, 79, 82, 83, 84, 85, 86, 89, 90, 92, 94, 97, 99, 100, 101, 102, 103, 105, 106, 109, 110, 112, 113, 115, 121, 122, 125, 126, 129, 130

Offset

1,2

Comments

Prime differences between products of 2 primes.

Links

Table of n, a(n) for n=1..65.

Formula

A065516(a(n) ) =A000040(k).

Maple

read("transforms3") : L := BFILETOLIST("b065516.txt") : for a from 1 to 200 do if isprime(op(a, L)) then printf("%d, ", a) ; end if; end do: # R. J. Mathar, Apr 20 2010

Crossrefs

Sequence in context: A343500 A176969 A303358 * A102278 A110961 A213535

Adjacent sequences: A176461 A176462 A176463 * A176465 A176466 A176467

Keyword

nonn

Author

Juri-Stepan Gerasimov, Apr 18 2010

Extensions

Entries checked by R. J. Mathar, Apr 20 2010

Status

approved