# A131951 (b-file synthesized from sequence entry)
0 1
1 6
2 14
3 26
4 44
5 72
6 118
7 198
8 344
9 620
10 1154
11 2202
12 4276
13 8400
14 16622
15 33038
16 65840
17 131412
18 262522
19 524706
20 1049036
21 2097656
22 4194854
23 8389206
24 16777864
25 33555132
26 67109618