OFFSET
1,1
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
KEYWORD
easy,nonn
AUTHOR
Omar E. Pol, Dec 06 2008
STATUS
approved