# A378686 (b-file synthesized from sequence entry)
0 1
1 3
2 27
3 313
4 4122
5 58584
6 875897
7 13577139
8 216224616
9 3516601243
10 58160887857
11 975211608399
12 16539799297342
13 283243124783136
14 4890858070498203
15 85060240453556192
16 1488653675438168001
17 26197808077514204832
18 463311206395709908936
19 8229849868810254813378