# A298730 (b-file synthesized from sequence entry) 0 1 1 1 2 1 3 4 4 4 5 4 6 16 7 16 8 16 9 44 10 54 11 54 12 126 13 156 14 156 15 315 16 435 17 435 18 780 19 1060 20 1115 21 1856 22 2576 23 2741 24 4214 25 5804 26 6464 27 9446 28 12924 29 14464 30 20324 31 27818 32 31778 33 43166 34 58232 35 66977 36 89396 37 120000 38 139255 39 181274 40 240405 41 282000 42 362457 43 476334 44 560709 45 708893 46 924923 47 1096773 48 1372597