# A101106 (b-file synthesized from sequence entry)
0 1
1 3
2 12
3 57
4 283
5 1440
6 7461
7 39159
8 207492
9 1107549
10 5946543
11 32080032
12 173748913
13 944185827
14 5145534876
15 28110823401
16 153904324315
17 844210620000
18 4638535417701
19 25524848838951
20 140647394816532
21 775943203532733