OFFSET

0,7

COMMENTS

Also the number of different values k, such that both k and k+1 occur in row n of A215366. - Alois P. Heinz, Aug 09 2012

CROSSREFS

KEYWORD

more,nonn

AUTHOR

Naohiro Nomoto, Nov 24 2003

EXTENSIONS

5 more terms from R. J. Mathar, Sep 27 2011

a(21)-a(50) from Alois P. Heinz, Aug 09 2012

STATUS

approved