# A089140 (b-file synthesized from sequence entry) 1 2 2 4 3 8 4 15 5 26 6 40 7 60 8 84 9 114 10 149 11 190 12 234 13 288 14 346 15 411 16 484 17 565 18 649 19 743 20 840 21 947 22 1063 23 1185