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A204266 as a simple table

n a(n)
1 1
2 5
3 27
4 252
5 2369
6 36103
7 518000
8 9756177
9 200951191
10 4899768134
11 113249415026
12 3553351288210
13 105127854228522
14 3433390910771142
15 122658122808278570
16 4957371400718135098
17 191264018429152335168

[1,5,27,252,2369,36103,518000,9756177,200951191,
 4899768134,113249415026,3553351288210,
 105127854228522,3433390910771142,
 122658122808278570,4957371400718135098,
 191264018429152335168]

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Last modified January 27 01:45 EST 2021. Contains 340443 sequences. (Running on oeis4.)