# A069497 (b-file synthesized from sequence entry) 1 0 2 6 3 36 4 66 5 78 6 120 7 210 8 276 9 300 10 378 11 528 12 630 13 666 14 780 15 990 16 1128 17 1176 18 1326 19 1596 20 1770 21 1830 22 2016 23 2346 24 2556 25 2628 26 2850 27 3240 28 3486 29 3570 30 3828 31 4278 32 4560 33 4656 34 4950 35 5460 36 5778 37 5886 38 6216 39 6786 40 7140 41 7260 42 7626 43 8256 44 8646 45 8778 46 9180