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A235351 as a simple table

n a(n)
0 1
1 2
2 12
3 84
4 660
5 5548
6 48836
7 444412
8 4147220
9 39471436
10 381671204
11 3738957148
12 37028943860
13 370123733932
14 3729092573060
15 37831802166076
16 386135110256852
17 3962278590508812
18 40852572573083364
19 423006921400424988
20 4396894566694687924 

[1,2,12,84,660,5548,48836,444412,4147220,39471436,
 381671204,3738957148,37028943860,370123733932,
 3729092573060,37831802166076,386135110256852,
 3962278590508812,40852572573083364,
 423006921400424988,4396894566694687924]

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Last modified April 25 11:39 EDT 2024. Contains 371969 sequences. (Running on oeis4.)