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A126095 Lesser of pairs of single (non-twin) primes. +0
1
47, 79, 83, 89, 113, 127, 157, 163, 167, 211, 251, 257, 293, 317, 331, 353, 359, 367, 373, 379, 383, 389, 397, 401, 439, 443, 449, 467, 479, 487, 491, 499, 503, 541, 547, 557, 577, 587, 607, 647, 673, 677, 683, 691, 701, 709, 719, 727, 733, 739, 743, 751 (list; graph; listen)
OFFSET

1,1

COMMENT

Primes p such that p-/+2, nextprime(p)-/+2 are not primes. Cf. A007510 Single (or isolated or non-twin) primes.

EXAMPLE

47 and 53 are two consecutive primes while 47-/+2, 53-/+2 are not primes;

79 and 83 are two consecutive primes while 79-/+2, 83-/+2 are not primes.

CROSSREFS

Cf. A007510.

Sequence in context: A039425 A043248 A044028 this_sequence A132259 A046002 A132257

Adjacent sequences: A126092 A126093 A126094 this_sequence A126096 A126097 A126098

KEYWORD

nonn

AUTHOR

Zak Seidov (zakseidov(AT)gmail.com), Mar 03 2007

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Last modified July 23 17:35 EDT 2008. Contains 142285 sequences.


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