# A202620 (b-file synthesized from sequence entry) 0 1 1 6 2 60 3 5670 4 22680 5 103950 6 52123500 7 3831077250 8 142098138000 9 3508136593211250 10 58468943220187500 11 33366863085806250 12 798802702274201625000 13 18172761476738086968750 14 1801743872907365887500 15 56608788046690826740700156250 16 13586109131205798417768037500000 17 43305722855718482456635619531250