# A121432 (b-file synthesized from sequence entry) 0 1 1 1 2 1 3 1 4 2 5 3 6 4 7 5 8 11 9 18 10 26 11 35 12 45 13 101 14 169 15 250 16 345 17 455 18 581 19 1305 20 2190 21 3255 22 4520 23 6006 24 7735 25 9730 26 21745 27 36360 28 53916 29 74781 30 99351 31 128051 32 161336 33 199692 34 443329 35 737051 36 1087583 37 1502270 38 1989113 39 2556806 40 3214774 41 3973212 42 4843125