# A177776 (b-file synthesized from sequence entry) 1 1 2 1 3 -6 4 80 5 -1570 6 39914 7 -1242192 8 45954240 9 -1986728358 10 99266274404 11 -5684436494176 12 370411466138116 13 -27283461238591012 14 2257174498490657648 15 -208468812531599092816 16 21371789110179099868480