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A100807

Primes p such that either (or both) p-10 or p+10 are primes.

3, 7, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 61, 71, 73, 79, 83, 89, 97, 103, 107, 113, 127, 137, 139, 149, 157, 163, 167, 173, 181, 191, 223, 229, 233, 239, 241, 251, 271, 281, 283, 293, 307, 317, 337, 347, 349, 359, 373, 379, 383, 389, 409, 419, 421, 431

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OFFSET

1,1

LINKS

Table of n, a(n) for n=1..57.

EXAMPLE

Primes 3 and 13 differ by 10.

Primes 61 and 71 differ by 10.

MATHEMATICA

Select[ Prime[ Range[83]], PrimeQ[ # - 10] || PrimeQ[ # + 10] &] (* Robert G. Wilson v, Jan 12 2005 *)

CROSSREFS

Sequence in context: A117533 A065057 A363636 * A290400 A040999 A172240