0,2

Table of n, a(n) for n=0..60.

a(n)=sum{k=0..n, A010060(binomial(2k,k)).

Sequence in context: A025790 A030617 A063272 * A097561 A162345 A048689

Adjacent sequences: A127237 A127238 A127239 * A127241 A127242 A127243

easy,nonn

Paul Barry, Jan 10 2007

approved