

A152529


a(n) = (p(n)*p(n+2)  3*p(n+1))/2, where p(n) is the nth 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
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OFFSET

1,1


LINKS

Table of n, a(n) for n=1..40.


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



