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A097069 Positive Integers n such that 2n-9 is prime. +0
8
6, 7, 8, 10, 11, 13, 14, 16, 19, 20, 23, 25, 26, 28, 31, 34, 35, 38, 40, 41, 44, 46, 49, 53, 55, 56, 58, 59, 61, 68, 70, 73, 74, 79, 80, 83, 86, 88, 91, 94, 95, 100, 101, 103, 104, 110, 116, 118, 119, 121, 124, 125, 130, 133, 136, 139, 140, 143, 145, 146, 151, 158, 160 (list; graph; listen)
OFFSET

1,1

FORMULA

Half of p+9 where p is a prime greater than 2.

CROSSREFS

Cf. A000040 A006254 A067076 A086801 A089192 A089253 A098090.

Sequence in context: A047551 A010755 A063971 this_sequence A031237 A031314 A066235

Adjacent sequences: A097066 A097067 A097068 this_sequence A097070 A097071 A097072

KEYWORD

nonn

AUTHOR

Douglas Winston (douglas.winston(AT)srupc.com), Sep 15 2004

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Last modified November 27 14:50 EST 2009. Contains 167570 sequences.


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