# A367719 (b-file synthesized from sequence entry)
0 1
1 1
2 1
3 1
4 25
5 121
6 361
7 3361
8 42001
9 275185
10 1819441
11 30777121
12 371238121
13 9284332201
14 131442054745
15 1454933712961
16 34120902859681
17 851562584890081
18 12300037440760801
19 187928965721651905
20 6019555345508794681
21 130768735411230580441