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A131236 as a simple table

n a(n)
0 1
1 2
2 5
3 14
4 48
5 190
6 873
7 4504
8 25989
9 164686
10 1141079
11 8550794
12 69034238
13 596165874
14 5489044279
15 53611773888
16 553937164945
17 6032197300602
18 69070616521369
19 829210595494742
20 10416695090023412
21 136614200179164806
22 1867352453003735541

[1,2,5,14,48,190,873,4504,25989,164686,1141079,
 8550794,69034238,596165874,5489044279,53611773888,
 553937164945,6032197300602,69070616521369,
 829210595494742,10416695090023412,
 136614200179164806,1867352453003735541]

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Last modified June 15 22:06 EDT 2021. Contains 345053 sequences. (Running on oeis4.)