# A349068 (b-file synthesized from sequence entry)
0 1
1 4
2 62
3 1656
4 62476
5 3041200
6 181253256
7 12779289376
8 1040259450512
9 96008691963456
10 9906193528929760
11 1129945699713533824
12 141183268107518731968
13 19176614030629200880384
14 2813353012562289110458496
15 443345766248682440278848000
16 74687922008799389150557901056