# A013165 (b-file synthesized from sequence entry) 0 1 1 0 2 4 3 -6 4 115 5 -500 6 8830 7 -70770 8 1316825 9 -15886440 10 324218600 11 -5249917750 12 119185529675 13 -2412502361100 14 61104527105050 15 -1476059511449250 16 41607421213320625 17 -1162370434739930000