# A009232 (b-file synthesized from sequence entry)
0 1
1 2
2 12
3 112
4 1232
5 10112
6 -187968
7 -17297408
8 -743941888
9 -15034114048
10 1067281001472
11 164133555208192
12 11143403147251712
13 55023491428646912
14 -105243085074533203968
15 -16342277967934744690688