-904638963

Appears in sequences

• Carlitz-Riordan q-Catalan numbers (recurrence version) for q=-4.at n=6A015099
• A(n,k) is the n-th Carlitz-Riordan q-Catalan number (recurrence version) for q = -k; square array A(n,k), n>=0, k>=0, read by antidiagonals.at n=61A290789