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A305589 as a simple table

n a(n)
1 8
2 65
3 390
4 2451
5 14746
6 89466
7 544280
8 3314595
9 20186517
10 122959746
11 749058546
12 4563548026
13 27804168598
14 169406254298
15 1032182730787
16 6289099847626
17 38319805312809
18 233485489859306
19 1422648513402804
20 8668341664825535

[8,65,390,2451,14746,89466,544280,3314595,
 20186517,122959746,749058546,4563548026,
 27804168598,169406254298,1032182730787,
 6289099847626,38319805312809,233485489859306,
 1422648513402804,8668341664825535]

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Last modified July 4 05:35 EDT 2022. Contains 355064 sequences. (Running on oeis4.)