# A169150 (b-file synthesized from sequence entry)
0 1
1 41
2 1640
3 65600
4 2624000
5 104960000
6 4198400000
7 167936000000
8 6717440000000
9 268697600000000
10 10747904000000000
11 429916160000000000
12 17196646400000000000
13 687865856000000000000
14 27514634240000000000000