# A095092 (b-file synthesized from sequence entry)
1 1
2 1
3 1
4 2
5 2
6 4
7 7
8 10
9 16
10 30
11 51
12 88
13 153
14 277
15 509
16 905
17 1660
18 3079
19 5535
20 10234
21 19053