# A190910 (b-file synthesized from sequence entry)
0 1
1 2
2 6
3 23
4 89
5 338
6 1286
7 4911
8 18769
9 71722
10 273982
11 1046119
12 3991913
13 15222986
14 58013678
15 220939711
16 840883777
17 3198349426
18 12157775958
19 46188298519
20 175376312729
21 665552754018
22 2524513742262
23 9571221986607
24 36271175050321