# A308538 (b-file synthesized from sequence entry) 0 1 1 -1 2 3 3 -11 4 -47 5 2111 6 -18589 7 -671803 8 24578625 9 328227551 10 -44122149981 11 -17436709707 12 129678315723089 13 -1671362093527073 14 -621466693739336509 15 16245508786340273349 16 4705502566521408713473 17 -172007688705762528111809 18 -54084940569279187064459581