# A129898 (b-file synthesized from sequence entry)
0 1
1 2
2 2
3 10
4 7
5 63
6 38
7 1252
8 456
9 42951
10 11051
11 2411116
12 461788
13 300699154
14 38535499
15 76231743090
16 6586274655
17 36545866507976
18 2160036716063
19 34857588279065543
20 1397443585027894
21 67527452467684091249