# A009486 (b-file synthesized from sequence entry)
0 0
1 2
2 -8
3 -88
4 6592
5 -251488
6 4158592
7 551599232
8 -94759774208
9 9549823734272
10 -506903275563008
11 -67623197282080768
12 30434079688615739392
13 -6806476994628810661888
14 994937886379415577198592