# A261632 (b-file synthesized from sequence entry) 0 1 1 3 2 6 3 10 4 15 5 24 6 37 7 54 8 75 9 103 10 144 11 198 12 265 13 348 14 456 15 599 16 777 17 993 18 1262 19 1602 20 2028 21 2543 22 3165 23 3930 24 4868 25 6003 26 7359 27 8991 28 10965 29 13329 30 16138 31 19473 32 23448 33 28171 34 33738 35 40293 36 48025 37 57132 38 67803 39 80267 40 94845 41 111888 42 131736 43 154779 44 181530