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A097480 Positive integers n such that 2n-15 is prime. +0
4
9, 10, 11, 13, 14, 16, 17, 19, 22, 23, 26, 28, 29, 31, 34, 37, 38, 41, 43, 44, 47, 49, 52, 56, 58, 59, 61, 62, 64, 71, 73, 76, 77, 82, 83, 86, 89, 91, 94, 97, 98, 103, 104, 106, 107, 113, 119, 121, 122, 124, 127, 128, 133, 136, 139, 142, 143, 146, 148, 149, 154, 161, 163 (list; graph; listen)
OFFSET

1,1

FORMULA

Half of p+15 where p is a prime greater than 2.

CROSSREFS

Cf. A000040 A006254 A089192 A089253 A098090 A097069 A098602 A098603.

Sequence in context: A121816 A001731 A129849 this_sequence A034068 A045550 A031047

Adjacent sequences: A097477 A097478 A097479 this_sequence A097481 A097482 A097483

KEYWORD

nonn

AUTHOR

Douglas Winston (douglas.winston(AT)srupc.com), Sep 19 2004

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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