# A176606 (b-file synthesized from sequence entry)
0 1
1 3
2 7
3 24
4 91
5 376
6 1635
7 7377
8 34197
9 161876
10 779125
11 3801307
12 18757219
13 93444662
14 469349303
15 2374206202
16 12084696935
17 61848753886
18 318082531211
19 1643009103729
20 8520055528453
21 44338931718570
22 231488012768833