# A009718 (b-file synthesized from sequence entry) 0 0 1 2 2 0 3 -48 4 896 5 -1280 6 -1317888 7 113985536 8 -5662048256 9 -173996310528 10 103038851481600 11 -18151624725757952 12 1834297840675848192 13 53334014587534573568 14 -66117477689491873333248