# A136503 (b-file synthesized from sequence entry) 0 1 1 -4 2 26 3 -308 4 6959 5 -306888 6 26732904 7 -4628215312 8 1597488685120 9 -1101039613155676 10 1516536435306750724 11 -4175994577753360618608 12 22993788379965461938093352 13 -253190775338116964702467771168