# A144282 (b-file synthesized from sequence entry)
0 1
1 3
2 30
3 294
4 4599
5 81081
6 1837836
7 47609100
8 1449052605
9 49597258095
10 1908702935370
11 81045039516210
12 3775424041048275
13 191061229964098725
14 10445176764205306200
15 613084928455370309400
16 38459158233446064893625
17 2567221442902306374982875