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A326493 as a simple table

n a(n)
0 1
1 1
2 1
3 2
4 2
5 5
6 9
7 21
8 38
9 146
10 322
11 902
12 3106
13 8406
14 35865
15 123321
16 393691
17 1442688
18 7310744
19 23471306
20 129918661
21 500183094
22 2400722981
23 9592382321
24 47764284769
25 280267554944
26 1247781159201
27 7620923955225
28 36278364107926
29 189688942325418
30 1124492015730891

[1,1,1,2,2,5,9,21,38,146,322,902,3106,8406,35865,
 123321,393691,1442688,7310744,23471306,129918661,
 500183094,2400722981,9592382321,47764284769,
 280267554944,1247781159201,7620923955225,
 36278364107926,189688942325418,1124492015730891]

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Last modified September 27 10:35 EDT 2020. Contains 337380 sequences. (Running on oeis4.)