# A008448 (b-file synthesized from sequence entry) 0 1 1 72 2 756 3 2184 4 5742 5 10584 6 19656 7 26712 8 49140 9 59208 10 88452 11 111888 12 159432 13 171864 14 260064 15 275184 16 364734 17 412776 18 532872 19 534744 20 772632 21 751296 22 935064 23 1022112 24 1277640 25 1229328 26 1661688 27 1598856 28 1959696 29 2048760 30 2476656 31 2321928