# A156528 (b-file synthesized from sequence entry)
0 1
1 1
2 3
3 2
4 9
5 35
6 6
7 38
8 181
9 735
10 24
11 202
12 1148
13 5395
14 22449
15 120
16 1284
17 8560
18 45832
19 213529
20 902055
21 720
22 9468
23 73052
24 440516
25 2275270
26 10540509
27 44990231
28 5040
29 79344
30 700380
31 4713740
32 26783190
33 135134070
34 623527389
35 2681453775
36 40320