# A316766 (b-file synthesized from sequence entry)
1 1
2 1
3 2
4 3
5 6
6 13
7 30
8 72
9 180
10 458
11 1194
12 3160
13 8459
14 22881
15 62417
16 171526
17 474405
18 1319395
19 3687711
20 10352696
21 29178988