# A095093 (b-file synthesized from sequence entry)
1 0
2 0
3 0
4 1
5 1
6 3
7 6
8 12
9 21
10 41
11 77
12 143
13 287
14 530
15 1010
16 1967
17 3711
18 7125
19 13806
20 26525
21 51126