# A277795 (b-file synthesized from sequence entry)
0 1
1 1
2 1
3 1
4 2
5 3
6 6
7 11
8 23
9 47
10 103
11 223
12 503
13 1132
14 2602
15 5986
16 13922
17 32433
18 75994
19 178354
20 419945
21 990134
22 2339033
23 5531459