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A254825 as a simple table

n a(n)
1 5
2 26
3 121
4 547
5 2644
6 13504
7 69858
8 361448
9 1827707
10 8901990
11 42510428
12 205423322
13 1020648167
14 5181556417
15 26415622622
16 133002076952
17 656895200707
18 3202519957155
19 15628783471819
20 77223050176456
21 386855148392695

[5,26,121,547,2644,13504,69858,361448,1827707,
 8901990,42510428,205423322,1020648167,5181556417,
 26415622622,133002076952,656895200707,
 3202519957155,15628783471819,77223050176456,
 386855148392695]

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Last modified March 29 11:14 EDT 2024. Contains 371278 sequences. (Running on oeis4.)