# A346937 (b-file synthesized from sequence entry)
1 1
2 5
3 50
4 500
5 5480
6 62776
7 749397
8 9203128
9 115607259
10 1478308780
11 19180049927
12 251857056364
13 3340843549854
14 44700484300317
15 602574657421585
16 8175951649914160
17 111572030260242089
18 1530312970224714489
19 21085148778264281864
20 291705220703240850760
21 4050527291832419432577