# A120793 (b-file synthesized from sequence entry) 0 1 1 12 2 72 3 1728 4 10368 5 4608 6 248832 7 11943936 8 214990848 9 2579890176 10 15479341056 11 371504185344 12 2229025112064 13 26748301344768 14 53496602689536 15 1711891286065152 16 10271347716390912 17 369768517790072832