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A265277 as a simple table

n a(n)
1 1
2 8
3 108
4 2060
5 50000
6 1495152
7 52706752
8 2148128768
9 99179705664
10 5120302400000
11 292159150705664
12 18260381285388288
13 1240576436601868288
14 91029755275709960192
15 7174453510897286400000
16 604463153576356699148288
17 54214017802982966177103872
18 5157212788407882801908809728
19 518630842213417245507316350976
20 54975582161150857574770073600000

[1,8,108,2060,50000,1495152,52706752,2148128768,
 99179705664,5120302400000,292159150705664,
 18260381285388288,1240576436601868288,
 91029755275709960192,7174453510897286400000,
 604463153576356699148288,
 54214017802982966177103872,
 5157212788407882801908809728,
 518630842213417245507316350976,
 54975582161150857574770073600000]

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Last modified March 29 07:27 EDT 2024. Contains 371265 sequences. (Running on oeis4.)