OFFSET
1,1
EXAMPLE
36=17+19=5+7+11+13, hence 36 appears twice;
49=13+17+19, hence 49 appears once;
100=47+53=2+3+5+7+11+13+17+19+23, hence 100 appears twice, etc.
CROSSREFS
KEYWORD
nonn
AUTHOR
Zak Seidov, Mar 10 2007
EXTENSIONS
More terms from R. J. Mathar, Nov 02 2007
STATUS
approved