# A130185 (b-file synthesized from sequence entry) 0 1 1 4 2 28 3 216 4 -2592 5 -449280 6 -42405120 7 -4187635200 8 -470931148800 9 -61395115622400 10 -9285015785472000 11 -1621094541631488000 12 -324607299684433920000 13 -74032650725692538880000 14 -19101781491742463754240000 15 -5540523747380685884620800000