# A368178 (b-file synthesized from sequence entry)
0 1
1 2
2 9
3 54
4 375
5 2848
6 22981
7 193742
8 1688427
9 15101778
10 137930199
11 1281629088
12 12081441411
13 115288530516
14 1111783691037
15 10819906562622
16 106147110898419
17 1048748721598078
18 10427413491373843
19 104265186535823798
20 1047894080773661481