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A075116 as a simple table

n a(n)
0 4
1 5
2 9
3 23
4 69
5 210
6 627
7 1846
8 5405
9 15809
10 46254
11 135382
12 396327
13 1160294
14 3396892
15 9944688
16 29113741
17 85232259
18 249522603
19 730492701
20 2138562494
21 6260774221
22 18328804756
23 53658712275
24 157089206159
25 459888386910

[4,5,9,23,69,210,627,1846,5405,15809,46254,135382,
 396327,1160294,3396892,9944688,29113741,85232259,
 249522603,730492701,2138562494,6260774221,
 18328804756,53658712275,157089206159,459888386910]

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Last modified March 28 05:02 EDT 2024. Contains 371235 sequences. (Running on oeis4.)