A015037 q-Catalan numbers (binomial version) for q=6.
1, 1, 37, 48205, 2251069309, 3781498934895517, 228658497157753687896157, 497741851942315778953758074621149, 39005151256058786340132305925534793975511005
Offset: 0
Formula
{1 / (n+1)_q} {2 n choose n}_q.