# A291311 (b-file synthesized from sequence entry) 0 1 1 2 2 3 3 5 4 9 5 16 6 27 7 45 8 75 9 125 10 207 11 341 12 560 13 918 14 1502 15 2453 16 4000 17 6515 18 10601 19 17235 20 28000 21 45461 22 73773 23 119665 24 194033 25 314519 26 509685 27 825768 28 1337612 29 2166360 30 3508085 31 5680122 32 9196043 33 14886981 34 24097953 35 39005540 36 63131935 37 102176733 38 165362855 39 267614381