# A009498 (b-file synthesized from sequence entry) 0 1 1 3 2 -3 3 -1113 4 -77063 5 -5509845 6 -430006731 7 -33282260529 8 -1454472663311 9 448480622503635 10 254015086363619949 11 101877925964986614135 12 39296835590108099513833 13 15506451718661316904568571