# A012131 (b-file synthesized from sequence entry) 0 1 1 1 2 -3 3 21 4 -263 5 4841 6 -99723 7 -199939 8 501445617 9 -101818966319 10 19731909099757 11 -4192563651606299 12 1009030667701246697 13 -277080625752723191879 14 86724157841631252590437 15 -30813037783471577493355059 16 12363651257099764677344554977