# A330518 (b-file synthesized from sequence entry)
0 1
1 1
2 3
3 14
4 77
5 536
6 4471
7 41474
8 437737
9 5206120
10 67098091
11 944705662
12 14495605277
13 237203399044
14 4162492013135
15 78089687760842
16 1545654292223825
17 32385137447167280
18 716473190874986323
19 16611710217097325366
20 404119023609893926405