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A321585 as a simple table

n a(n)
0 1
1 1
2 3
3 11
4 52
5 312
6 2290
7 19920
8 200522
9 2293677
10 29389005
11 416998371
12 6490825772
13 109972169413
14 2014696874717
15 39684502845893
16 836348775861331
17 18777970539419957
18 447471215460930665
19 11279275874429302811
20 299844572529989373703
21 8383794111721619471384
22 245956060268568277412668

[1,1,3,11,52,312,2290,19920,200522,2293677,
 29389005,416998371,6490825772,109972169413,
 2014696874717,39684502845893,836348775861331,
 18777970539419957,447471215460930665,
 11279275874429302811,299844572529989373703,
 8383794111721619471384,245956060268568277412668]

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Last modified May 15 09:08 EDT 2024. Contains 372540 sequences. (Running on oeis4.)