A130649 Generalized ballot transform of generalized Catalan numbers C(2;n)=A064062(n).

1, 2, 8, 42, 260, 1796, 13372, 104922, 854964, 7165500

Offset

0,2

Links

Table of n, a(n) for n=0..9.

Formula

a(n)=Sum_{k, 0<=k<=n}A039599(n,k)*A064062(k).

Crossrefs

Sequence in context: A018934 A107588 A013999 * A054993 A188912 A229285

Adjacent sequences: A130646 A130647 A130648 * A130650 A130651 A130652

Keyword

nonn

Author

Philippe Deléham, Jun 20 2007

Status

approved