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A128547 Primes p such that p*q-p-q is prime where q=nextprime(p). +0
5
3, 5, 7, 13, 29, 37, 43, 71, 89, 107, 151, 163, 191, 199, 211, 239, 241, 277, 331, 401, 479, 569, 607, 643, 683, 719, 751, 773, 811, 823, 881, 907, 911, 937, 953, 1087, 1091, 1109, 1117, 1201, 1249, 1289, 1321, 1399, 1439, 1459, 1471, 1597, 1619, 1621, 1657 (list; graph; listen)
OFFSET

1,1

EXAMPLE

3*5-3-5=7 prime, 5*7-5-7=23 prime etc.

CROSSREFS

Cf. A096342, A126148, A128547.

Sequence in context: A024724 A024946 A096177 this_sequence A087383 A038928 A089740

Adjacent sequences: A128544 A128545 A128546 this_sequence A128548 A128549 A128550

KEYWORD

nonn

AUTHOR

Zak Seidov (zakseidov(AT)gmail.com), Mar 10 2007

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Last modified December 7 08:40 EST 2009. Contains 170430 sequences.


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