# A162723 (b-file synthesized from sequence entry) 0 1 1 1 2 2 3 16 4 116 5 676 6 3452 7 16276 8 72956 9 316276 10 1340252 11 5590036 12 23054396 13 94314676 14 383578652 15 1553331796 16 6270493436 17 25253701876 18 101530450652 19 407669649556 20 1635323974076 21 6555235693876 22 26262769508252