# A329557 (b-file synthesized from sequence entry)
0 1
1 3
2 15
3 165
4 2145
5 36465
6 1057485
7 32782035
8 1344063435
9 57794727705
10 2716352202135
11 160264779925965
12 10737740255039655
13 783855038617894815
14 61924548050813690385
15 5139737488217536301955
16 519113486309971166497455
17 56583370007786857148222595
18 6393920810879914857749153235