# A371891 (b-file synthesized from sequence entry)
0 1
1 1
2 3
3 8
4 21
5 61
6 203
7 724
8 2600
9 9291
10 33525
11 123537
12 463796
13 1759184
14 6706976
15 25696524
16 99069838
17 384429159
18 1499778661
19 5875513183
20 23099489574
21 91123553946
22 360649997698
23 1431724692900
24 5699142280127
25 22741352276386
26 90949212893978