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A026856 as a simple table

n a(n)
2 1
3 7
4 36
5 166
6 729
7 3125
8 13229
9 55637
10 233227
11 976271
12 4085016
13 17096524
14 71590557
15 299993227
16 1258076725
17 5280194087
18 22178492943
19 93226087229
20 392144055809
21 1650570659359
22 6951524807631
23 29292822272697
24 123496979334851

[1,7,36,166,729,3125,13229,55637,233227,976271,
 4085016,17096524,71590557,299993227,1258076725,
 5280194087,22178492943,93226087229,392144055809,
 1650570659359,6951524807631,29292822272697,
 123496979334851]

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Last modified April 24 19:59 EDT 2024. Contains 371963 sequences. (Running on oeis4.)