# A343686 (b-file synthesized from sequence entry)
0 1
1 4
2 33
3 410
4 6796
5 140824
6 3501782
7 101589732
8 3368237928
9 125634319104
10 5206805098752
11 237370661584704
12 11805144854303760
13 636030155604374400
14 36903603627294958416
15 2294156656214759133024
16 152126925169297299197184
17 10718105879980375520103936
18 799564645068022035991527552