# A121810 (b-file synthesized from sequence entry)
-1 1
0 1
1 0
2 1
3 1
4 1
5 3
6 7
7 31
8 331
9 12795
10 4642051
11 60935796571
12 283646808320375611
13 17285560913056915909539455163
14 4902995236325455290013100337511909917402705547