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A280133 as a simple table

n a(n)
1 1
2 2
3 8
4 48
5 528
6 5808
7 127776
8 2811072
9 87143232
10 2788583424
11 156160671744
12 6090266198016
13 481131029643264
14 31273516926812160
15 2314240252584099840
16 199024661722232586240
17 27266378655945864314880
18 2508506836347019516968960
19 431463175851687356918661120 

[1,2,8,48,528,5808,127776,2811072,87143232,
 2788583424,156160671744,6090266198016,
 481131029643264,31273516926812160,
 2314240252584099840,199024661722232586240,
 27266378655945864314880,2508506836347019516968960,
 431463175851687356918661120]

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Last modified June 4 22:04 EDT 2024. Contains 373102 sequences. (Running on oeis4.)