OFFSET
0,3
COMMENTS
EXAMPLE
After the initial a(0)=1, the next few terms are
a(1) = 1^2 = 1,
a(2) = 1^2 + 1^2 = 2,
a(3) = 1^2 + 3^2 + 1^2 = 11,
a(4) = 1^2 + 4^2 + 3^2 + 6^2 + 1^2 = 63,
and continue with sums of the squares of terms in triangle A036040.
CROSSREFS
KEYWORD
nonn
AUTHOR
Paul D. Hanna, Jan 04 2011
EXTENSIONS
As suggested by Andrew Weimholt, examples added and name changed by Paul D. Hanna, Jan 05 2011
STATUS
approved