0,3

Table of n, a(n) for n=0..66.

a(n)=sum{k=0..floor(n/2), A010060(binomial(n-k,k))}

Sequence in context: A092670 A210528 A120450 * A072114 A090621 A173711

Adjacent sequences: A127235 A127236 A127237 * A127239 A127240 A127241

easy,nonn

Paul Barry, Jan 10 2007

approved