# A024432 (b-file synthesized from sequence entry)
1 1
2 0
3 3
4 1
5 20
6 41
7 147
8 1450
9 1441
10 27513
11 165814
12 166011
13 6759857
14 38623792
15 54257895
16 2366944123
17 16391013794
18 27871290287
19 1112444405811
20 11151033695300
21 24805899491473