# A213486 (b-file synthesized from sequence entry) 0 0 1 3 2 12 3 27 4 48 5 78 6 120 7 174 8 240 9 321 10 420 11 537 12 672 13 828 14 1008 15 1212 16 1440 17 1695 18 1980 19 2295 20 2640 21 3018 22 3432 23 3882 24 4368 25 4893 26 5460 27 6069 28 6720 29 7416 30 8160 31 8952 32 9792 33 10683 34 11628 35 12627 36 13680 37 14790 38 15960 39 17190 40 18480 41 19833