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A097932 Positive integers n such that 2n-19 is prime. 2
11, 12, 13, 15, 16, 18, 19, 21, 24, 25, 28, 30, 31, 33, 36, 39, 40, 43, 45, 46, 49, 51, 54, 58, 60, 61, 63, 64, 66, 73, 75, 78, 79, 84, 85, 88, 91, 93, 96, 99, 100, 105, 106, 108, 109, 115, 121, 123, 124, 126, 129, 130, 135, 138, 141, 144, 145, 148, 150, 151, 156, 163 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

FORMULA

Half of p+19 where p is a prime greater than 2.

MATHEMATICA

(Prime[Range[2, 100]]+19)/2 [From Vladimir Orlovsky (4vladimir(AT)gmail.com), Feb 08 2010]

CROSSREFS

Cf. A000040 A006254 A089192 A089253 A098090 A097069 A097338 A097363 A097480 A098605.

Sequence in context: A138595 A192271 A185300 * A031300 A111019 A048035

Adjacent sequences:  A097929 A097930 A097931 * A097933 A097934 A097935

KEYWORD

nonn

AUTHOR

Douglas Winston (douglas.winston(AT)srupc.com), Sep 21 2004

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Last modified February 16 09:00 EST 2012. Contains 205904 sequences.