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A005802 as a simple table

n a(n)
0 1
1 1
2 2
3 6
4 23
5 103
6 513
7 2761
8 15767
9 94359
10 586590
11 3763290
12 24792705
13 167078577
14 1148208090
15 8026793118
16 56963722223
17 409687815151
18 2981863943718
19 21937062144834
20 162958355218089
21 1221225517285209
22 9225729232653663
23 70209849031116183
24 537935616492552297

[1,1,2,6,23,103,513,2761,15767,94359,586590,
 3763290,24792705,167078577,1148208090,8026793118,
 56963722223,409687815151,2981863943718,
 21937062144834,162958355218089,1221225517285209,
 9225729232653663,70209849031116183,
 537935616492552297]

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Last modified March 19 06:05 EDT 2024. Contains 370952 sequences. (Running on oeis4.)