# A024850 (b-file synthesized from sequence entry) 1 2 2 9 3 21 4 46 5 84 6 135 7 206 8 308 9 429 10 583 11 772 12 987 13 1265 14 1552 15 1906 16 2308 17 2767 18 3278 19 3840 20 4478 21 5201 22 5956 23 6783 24 7704 25 8706 26 9777 27 10976 28 12241 29 13591 30 14985 31 16546 32 18230 33 20019 34 21862 35 23824 36 25907 37 28111 38 30474 39 32897 40 35482 41 38208 42 41125 43 44159 44 47239 45 50516 46 53944