# A147012 (b-file synthesized from sequence entry)
1 1
2 1
3 1
4 1
5 1
6 1
7 7
8 9
9 21
10 33
11 561
12 1063
13 16239
14 37023
15 683049
16 1813981
17 73918361
18 233718771
19 15472778911
20 58161293145
21 6153586919161
22 27376781533955
23 5115790862761165
24 27018006547805491
25 8119404508895445151