# A118836 (b-file synthesized from sequence entry)
1 1
2 6
3 55
4 556
5 7839
6 118141
7 2488800
8 54871741
9 1374282325
10 35786212191
11 1182319284628
12 40234641889543
13 1409394785418633
14 53597236487797597
15 2091701617809524916
16 96271871655725943733
17 4719413412748380767833
18 240786355921823145103216