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A290443 as a simple table

n a(n)
1 1
2 2
3 10
4 56
5 378
6 2772
7 21879
8 181610
9 1570426
10 14024660
11 128623768
12 1206053576
13 11523121900
14 111885197400
15 1101664016730
16 10981102287240
17 110647549986930
18 1125688857747300
19 11551507304378580
20 119462291733779280
21 1244159075360113380
22 13040616137944154760
23 137485676447508793950

[1,2,10,56,378,2772,21879,181610,1570426,14024660,
 128623768,1206053576,11523121900,111885197400,
 1101664016730,10981102287240,110647549986930,
 1125688857747300,11551507304378580,
 119462291733779280,1244159075360113380,
 13040616137944154760,137485676447508793950]

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Last modified March 28 08:22 EDT 2024. Contains 371236 sequences. (Running on oeis4.)