# A299705 (b-file synthesized from sequence entry)
1 1
2 0
3 0
4 1
5 0
6 1
7 2
8 3
9 9
10 23
11 62
12 188
13 574
14 1826
15 5953
16 19664
17 66049
18 224700
19 771859
20 2674753