# A032099 (b-file synthesized from sequence entry) 1 1 2 2 3 5 4 10 5 27 6 66 7 181 8 470 9 1263 10 3310 11 8767 12 22980 13 60449 14 158354 15 415353 16 1087690 17 2849675 18 7461318 19 19539429 20 51156950 21 133944931 22 350677822 23 918123935 24 2403693960 25 6293050657 26 16475457986 27 43133566061