# A114174 (b-file synthesized from sequence entry)
0 1
1 3
2 16
3 95
4 601
5 3951
6 26650
7 183043
8 1274080
9 8959268
10 63512890
11 453227590
12 3252065077
13 23443729683
14 169680654790
15 1232381601759
16 8977925594880
17 65579423363511
18 480162707557696
19 3523121247341469
20 25899477669429042