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A208079 as a simple table

n a(n)
1 9
2 81
3 441
4 2601
5 15129
6 88209
7 514089
8 2996361
9 17464041
10 101787921
11 593263449
12 3457792809
13 20153493369
14 117463167441
15 684625511241
16 3990289900041
17 23257113888969
18 135552393433809
19 790057246713849
20 4604791086849321

[9,81,441,2601,15129,88209,514089,2996361,
 17464041,101787921,593263449,3457792809,
 20153493369,117463167441,684625511241,
 3990289900041,23257113888969,135552393433809,
 790057246713849,4604791086849321]

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Last modified October 26 22:19 EDT 2021. Contains 348269 sequences. (Running on oeis4.)