# A118330 (b-file synthesized from sequence entry)
0 1
1 1
2 1
3 1
4 1
5 1
6 3
7 5
8 9
9 17
10 65
11 385
12 3841
13 69087
14 4559417
15 1759931497
16 6761656746177
17 467149341275385921
18 2129929115299135769778433
19 3748529338522222733404780820902657
20 25346268690064943238497951432386776919871664547