# A036067 (b-file synthesized from sequence entry)
0 0
1 0
2 20
3 1220
4 321120
5 13423120
6 1433424120
7 4443424120
8 8433423120
9 187443422120
10 28175443523120
11 2827255433624120
12 282716454443823120
13 382726356443923120
14 19382736256463823120
15 29382756253483823120