# A189347 (b-file synthesized from sequence entry) 1 0 2 4 3 48 4 12592 5 10252800 6 64731638400 7 2239546267804672 8 494966160398383884544 9 658664151315274081588459520 10 5410532537689878793764236394523648 11 271891121107496085701096037929377481809920