# A216585 (b-file synthesized from sequence entry) 0 1 1 2 2 11 3 66 4 485 5 3842 6 32712 7 291568 8 2697610 9 25679316 10 250190125 11 2484270622 12 25062816127 13 256275246582 14 2650947762450 15 27697861115740 16 291943603838698 17 3101066786857876 18 33167191013319532 19 356924515784037128 20 3862299973917286526 21 42003704374124712172