A015055 q-Catalan numbers (binomial version) for q=12.
1, 1, 145, 3008593, 8984079652177, 3863006623296221245777, 239187274872617784539568647160145, 2132617833186094044575170253829071294297506129
Offset: 0
Formula
{1 / (n+1)_q} {2 n choose n}_q.