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A295255 as a simple table

n a(n)
0 1
1 1
2 4
3 27
4 288
5 4145
6 75360
7 1655003
8 42628096
9 1260274689
10 42070233600
11 1565308844539
12 64237925148672
13 2882670856605553
14 140430196702035968
15 7380867094885024635
16 416320345406371921920
17 25084955259883686000257
18 1608058868442709001895936
19 109278344982307590211482971

[1,1,4,27,288,4145,75360,1655003,42628096,
 1260274689,42070233600,1565308844539,
 64237925148672,2882670856605553,
 140430196702035968,7380867094885024635,
 416320345406371921920,25084955259883686000257,
 1608058868442709001895936,
 109278344982307590211482971]

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Last modified April 24 10:11 EDT 2024. Contains 371935 sequences. (Running on oeis4.)