OFFSET
2,5
COMMENTS
a(A064233(n))=0.
LINKS
Reinhard Zumkeller, Table of n, a(n) for n = 2..10000
FORMULA
G.f.: (Sum_{k>=1} x^prime(k))*(Sum_{k>=1} x^(k^2)). - Ilya Gutkovskiy, Feb 05 2017
EXAMPLE
6=2+4=5+1, thus a(6)=2.
PROG
(Haskell)
a064272 n = sum $
map (a010051 . (n -)) $ takeWhile (< n) $ tail a000290_list
-- Reinhard Zumkeller, Jul 23 2013, Sep 30 2011
CROSSREFS
KEYWORD
nonn
AUTHOR
Vladeta Jovovic, Sep 23 2001
STATUS
approved