# A117327 (b-file synthesized from sequence entry) 0 0 1 1 2 10 3 36 4 105 5 120 6 136 7 171 8 190 9 210 10 300 11 406 12 630 13 703 14 780 15 820 16 903 17 990 18 1035 19 1081 20 1540 21 1711 22 1770 23 1830 24 2016 25 2080 26 2701 27 2850 28 3003 29 3081 30 3160 31 3240 32 3321 33 3403 34 3570 35 4005 36 4095 37 4560 38 4950 39 5050 40 5460 41 6105 42 6670 43 6903 44 7021 45 7140 46 7260