# A377954 (b-file synthesized from sequence entry)
0 1
1 3
2 9
3 31
4 117
5 471
6 2053
7 9339
8 45321
9 227467
10 1203681
11 6556023
12 37316029
13 217944351
14 1321360797
15 8201728531
16 52577120913
17 344433580179
18 2321103364921
19 15960060854607
20 112534486969221
21 808555930139623
22 5942117054417589
23 44446333314841131