# A293823 (b-file synthesized from sequence entry) 6 1 7 1 8 4 9 10 10 21 11 41 12 74 13 126 14 196 15 314 16 448 17 672 18 912 19 1302 20 1692 21 2334 22 2937 23 3927 24 4828 25 6292 26 7579 27 9679 28 11466 29 14378 30 16808 31 20748 32 23968 33 29198 34 33388 35 40188 36 45564 37 54264 38 61047 39 72033 40 80484 41 94164 42 104587 43 121429 44 134134 45 154672 46 170016 47 194810 48 213200 49 242880 50 264730 51 300002