A140550 Primes p such that neither p - 26 nor p + 26 is prime.

2, 7, 13, 19, 23, 59, 61, 89, 103, 107, 149, 151, 179, 181, 191, 211, 227, 229, 233, 239, 241, 263, 269, 271, 293, 313, 317, 331, 349, 359, 367, 389, 397, 401, 419, 421, 433, 439, 443, 449, 463, 467, 479, 491, 499, 503, 509, 523, 541, 557, 563, 569, 571, 577

Offset

1,1

Links

Table of n, a(n) for n=1..54.

Crossrefs

Sequence in context: A216526 A020623 A109346 * A271114 A138646 A118755

Adjacent sequences: A140547 A140548 A140549 * A140551 A140552 A140553

Keyword

nonn

Author

Juri-Stepan Gerasimov, Jun 30 2008

Extensions

Corrected (13 inserted) by R. J. Mathar, Apr 25 2010

Status

approved