# A078793 (b-file synthesized from sequence entry)
1 0
2 0
3 0
4 1
5 1
6 1
7 2
8 5
9 15
10 64
11 331
12 2150
13 15817
14 127194
15 1077639
16 9466983
17 85252938
18 782238933
19 7283470324
20 68639621442
21 653492361220
22 6276834750665
23 60759388837299
24 592227182125701
25 5808446697002391
26 57289008242377068
27 567939935463185078