# A121112 (b-file synthesized from sequence entry)
1 0
2 5
3 25
4 155
5 1080
6 8085
7 63525
8 516790
9 4315805
10 36786385
11 318736105
12 2799049985
13 24857641900
14 222861398060
15 2014418084860
16 18337277269475
17 167961106916065
18 1546879330598945
19 14315792338559005
20 133065134882334095
21 1241694764334690820
22 11628016504072124555
23 109243880617142972435