# A294979 (b-file synthesized from sequence entry) 0 1 1 30 2 12240 3 4620000 4 1915684770 5 839549366208 6 381374756189280 7 177631327935911040 8 84272487587664762240 9 40549569894460426101150 10 19730577674798681251391712 11 9687875889040210133058857760 12 4792614349874614536514510456320