# A047115 (b-file synthesized from sequence entry)
3 1
4 4
5 14
6 44
7 144
8 414
9 1348
10 3187
11 11000
12 67699
13 242110
14 907470
15 4048716
16 15792744
17 61270714
18 251463726
19 996295359
20 3916971576
21 15685208519
22 62232260683
23 245848928006
24 977038778501
25 3873954187845
26 15330413916232