4551456

Appears in sequences

• q-factorial numbers for q=-5.at n=5A015018
• a(n) is the n-th q-factorial number for q=-n.at n=5A384453
• Square array A(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where A(n,k) is the n-th q-factorial number for q=-k.at n=60A384454