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A152531 a(n) = (p(n)*p(n+2)-p(n+1))/2, where p(n) is the n-th odd prime. 5
8, 24, 40, 87, 115, 186, 264, 342, 521, 617, 775, 942, 1116, 1360, 1587, 1946, 2132, 2410, 2768, 2990, 3474, 3981, 4446, 4945, 5352, 5560, 5991, 6865, 7338, 8634, 9036, 10137, 10420, 11621, 12228, 13028, 14016, 14860, 15567, 17004 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

FORMULA

a(n) = A152530(n+1)/2.

CROSSREFS

Cf. A065091, A111071, A152527, A152528, A152529, A152530, A152532.

Sequence in context: A031046 A173080 A051062 * A074348 A063403 A122812

Adjacent sequences:  A152528 A152529 A152530 * A152532 A152533 A152534

KEYWORD

easy,nonn

AUTHOR

Omar E. Pol (info(AT)polprimos.com), Dec 06 2008

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Last modified February 15 12:25 EST 2012. Contains 205786 sequences.