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A056300 as a simple table

n a(n)
1 1
2 1
3 2
4 5
5 10
6 35
7 102
8 360
9 1232
10 4427
11 15934
12 58465
13 215250
14 799593
15 2983204
16 11187200
17 42109450
18 159081482
19 602809326
20 2290679807
21 8726308212
22 33318645341
23 127479700198
24 488672244040
25 1876500180280

[1,1,2,5,10,35,102,360,1232,4427,15934,58465,
 215250,799593,2983204,11187200,42109450,159081482,
 602809326,2290679807,8726308212,33318645341,
 127479700198,488672244040,1876500180280]

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Last modified September 20 11:42 EDT 2021. Contains 347584 sequences. (Running on oeis4.)