A015041 q-Catalan numbers (binomial version) for q=10.
1, 1, 101, 1011101, 1011212121101, 101122324343423221101, 1011224355769798979675534221101, 1011224467004378104253524007733996644221101
Offset: 0
Formula
{1 / (n+1)_q} {2 n choose n}_q.