# A367216 (b-file synthesized from sequence entry)
0 1
1 2
2 3
3 5
4 10
5 20
6 40
7 82
8 169
9 348
10 716
11 1471
12 3016
13 6171
14 12605
15 25710
16 52370
17 106539
18 216470
19 439310
20 890550
21 1803415
22 3648557
23 7375141
24 14896184
25 30065129
26 60639954
27 122231740
28 246239551