# A146457 (b-file synthesized from sequence entry)
1 1
2 1
3 1
4 1
5 1
6 1
7 3
8 5
9 15
10 27
11 85
12 213
13 947
14 2889
15 18347
16 72469
17 534735
18 2688781
19 25770975
20 165859999
21 2076582639
22 17137608411
23 273236370839
24 2882703759335
25 58601499839763