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A168133 as a simple table

n a(n)
1 1
2 4
3 56
4 99
5 238
6 3276
7 26820
8 55167
9 550514
10 3842258
11 16222973
12 56731455
13 118396264
14 396379039896
15 9772829297132
16 15876697439182
17 2710103706735457
18 4438313663247000
19 12136546505785858
20 3518811208764622050

[1,4,56,99,238,3276,26820,55167,550514,3842258,
 16222973,56731455,118396264,396379039896,
 9772829297132,15876697439182,2710103706735457,
 4438313663247000,12136546505785858,
 3518811208764622050]

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Last modified April 23 16:40 EDT 2024. Contains 371916 sequences. (Running on oeis4.)