OFFSET
1,1
COMMENTS
Sum{k=1 to n} a(k) = A160822(n).
LINKS
H. v. Eitzen, Table of n, a(n) for n=1,...,10000
CROSSREFS
KEYWORD
nonn
AUTHOR
Leroy Quet, May 27 2009
EXTENSIONS
Extended by Ray Chandler, Jun 15 2009
STATUS
approved