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 A152529 a(n) = (p(n)*p(n+2) - 3*p(n+1))/2, where p(n) is the n-th odd prime. 6
 3, 17, 29, 74, 98, 167, 241, 313, 490, 580, 734, 899, 1069, 1307, 1528, 1885, 2065, 2339, 2695, 2911, 3391, 3892, 4349, 4844, 5249, 5453, 5882, 6752, 7211, 8503, 8899, 9998, 10271, 11470, 12071, 12865, 13849, 14687, 15388, 16823 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS FORMULA a(n) = A152528(n+1)/2. MAPLE A152529 := proc(n)     j := n+1 ;     ithprime(j)*ithprime(j+2)-3*ithprime(j+1) ;     %/2 ; end proc: # R. J. Mathar, Jul 28 2015 CROSSREFS Cf. A065091, A111071, A152527, A152528, A152530, A152531, A152532. Sequence in context: A105411 A107158 A188620 * A126782 A090648 A031024 Adjacent sequences:  A152526 A152527 A152528 * A152530 A152531 A152532 KEYWORD easy,nonn AUTHOR Omar E. Pol, Dec 06 2008 STATUS approved

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