# A110711 (b-file synthesized from sequence entry) 1 0 2 6 3 42 4 288 5 1992 6 13980 7 99432 8 715344 9 5196336 10 38056284 11 280658100 12 2082218160 13 15528409920 14 116331315360 15 874985339760 16 6604555554720 17 50010373864416 18 379760762209692 19 2891169309592548 20 22062102167330592