OFFSET
1,1
FORMULA
a(n)=2*A006512(n).
CROSSREFS
KEYWORD
nonn
AUTHOR
Juri-Stepan Gerasimov, Apr 26 2010
EXTENSIONS
Corrected (122 inserted, 286 replaced by 386, 2202 replaced by 2102 etc.) by R. J. Mathar, Aug 12 2010
Definition corrected by Zak Seidov, May 06 2013
STATUS
approved