# A075156 (b-file synthesized from sequence entry)
0 5
1 6
2 10
3 24
4 70
5 216
6 664
7 2008
8 5998
9 17808
10 52770
11 156360
12 463492
13 1374392
14 4076222
15 12090144
16 35859742
17 106359928
18 315460168
19 935639768
20 2775057510
21 8230670416
22 24411730298
23 72403913480
24 214746249796
25 636926269816