# A346735 (b-file synthesized from sequence entry) 0 1 1 1 2 1 3 1 4 1 5 1 6 3 7 6 8 10 9 15 10 21 11 34 12 63 13 120 14 220 15 381 16 642 17 1102 18 1968 19 3615 20 6658 21 12090 22 21675 23 38820 24 70200 25 128466 26 236583 27 435453 28 798798 29 1462933 30 2684352 31 4945740 32 9145839 33 16942356 34 31388571 35 58140726 36 107753364 37 199993359 38 371852269 39 692375844 40 1290252474