# A307240 (b-file synthesized from sequence entry) 0 1 1 1 2 2 3 2 4 4 5 4 6 8 7 10 8 18 9 22 10 38 11 50 12 84 13 114 14 186 15 256 16 406 17 570 18 896 19 1280 20 1986 21 2862 22 4394 23 6380 24 9730 25 14224 26 21582 27 31690 28 47872 29 70544 30 106248 31 157016 32 235930 33 349382 34 523976 35 777144 36 1163882 37 1728396 38 2585802 39 3843568 40 5745510 41 8546218 42 12767232 43 19001168