# A228604 (b-file synthesized from sequence entry)
0 1
1 18
2 299
3 4932
4 81301
5 1340118
6 22089599
7 364109832
8 6001737001
9 98928520218
10 1630669938899
11 26878845894732
12 443052477632701
13 7302973450020318
14 120377210159548199
15 1984215446621359632
16 32706447785195768401
17 539110673967989840418
18 8886330936793922917499