# A065054 (b-file synthesized from sequence entry)
1 0
2 1
3 2
4 6
5 10
6 19
7 38
8 75
9 133
10 247
11 453
12 843
13 1520
14 2751
15 5043
16 9317
17 17220
18 31221
19 57070
20 99737
21 181693
22 328254
23 589930