# A211474 (b-file synthesized from sequence entry)
1 1
2 1
3 5
4 17
5 78
6 375
7 1919
8 10144
9 55189
10 306632
11 1734019
12 9948977
13 57790152
14 339241199
15 2009749140
16 12002162624
17 72186635028
18 436913179401
19 2659435211566
20 16270345814930
21 100002046716732
22 617227859736748
23 3824280874554199
24 23778486784950053
25 148329560863192846