# A176854 (b-file synthesized from sequence entry) 0 1 1 0 2 -2 3 -7 4 -18 5 -37 6 -52 7 10 8 412 9 1865 10 5740 11 12922 12 16092 13 -29767 14 -290264 15 -1213217 16 -3608342 17 -7564363 18 -6023704 19 38816098 20 259037300 21 991747431 22 2756105680 23 5061761997 24 284694486 25 -47403203725 26 -254747436848