A015035 q-Catalan numbers (binomial version) for q=5.

1, 1, 26, 16401, 256754526, 100333200992026, 979891646733527648276, 239235033472903543542533976401, 1460179250460591912887733380834635929526

Offset

0,3

Links

Table of n, a(n) for n=0..8.

Formula

{1 / (n+1)_q} {2 n choose n}_q.

Crossrefs

Sequence in context: A263222 A265877 A015060 * A336248 A359054 A359052

Adjacent sequences: A015032 A015033 A015034 * A015036 A015037 A015038

Keyword

nonn,easy

Author

Olivier Gérard

Status

approved