# A151178 (b-file synthesized from sequence entry)
0 1
1 3
2 12
3 50
4 219
5 983
6 4495
7 20831
8 97495
9 459905
10 2182892
11 10413446
12 49885007
13 239810963
14 1156285326
15 5589527618
16 27080304481
17 131455790797
18 639225917752
19 3113108665530
20 15182006797049
21 74130912066731
22 362371028187997
23 1773157437378049
24 8684450458034151
25 42570128073545983
26 208836096127242016