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A204064 as a simple table

n a(n)
0 1
1 1
2 2
3 5
4 14
5 44
6 152
7 572
8 2324
9 10124
10 47012
11 231572
12 1204964
13 6599444
14 37924292
15 228033332
16 1431128804
17 9354072404
18 63548071172
19 447923400692
20 3270361265444
21 24696229801364
22 192625876675652
23 1549890430643252
24 12849460733123684
25 109647468132256724

[1,1,2,5,14,44,152,572,2324,10124,47012,231572,
 1204964,6599444,37924292,228033332,1431128804,
 9354072404,63548071172,447923400692,3270361265444,
 24696229801364,192625876675652,1549890430643252,
 12849460733123684,109647468132256724]

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Last modified September 30 10:18 EDT 2020. Contains 337439 sequences. (Running on oeis4.)