# A162806 (b-file synthesized from sequence entry) 0 1 1 20 2 380 3 7030 4 129960 5 2400840 6 44352270 7 819332820 8 15135787980 9 279607936230 10 5165281123560 11 95419783331640 12 1762718203098270 13 32563220683609620 14 601550117011031580 15 11112615265773737430