# A126220 (b-file synthesized from sequence entry)
0 1
1 2
2 5
3 14
4 40
5 116
6 344
7 1040
8 3188
9 9880
10 30912
11 97520
12 309856
13 990656
14 3184672
15 10287808
16 33379072
17 108724864
18 355405568
19 1165521408
20 3833497408
21 12642775424
22 41799227392
23 138512751360
24 459973953024
25 1530498526208