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A189618 as a simple table

n a(n)
1 8
2 64
3 292
4 1164
5 5238
6 25046
7 116100
8 526418
9 2403976
10 11065442
11 50854642
12 233077382
13 1068505272
14 4902990456
15 22498260976
16 103204910914
17 473409837692
18 2171794653270
19 9963444579674
20 45707359388096
21 209680588779494

[8,64,292,1164,5238,25046,116100,526418,2403976,
 11065442,50854642,233077382,1068505272,4902990456,
 22498260976,103204910914,473409837692,
 2171794653270,9963444579674,45707359388096,
 209680588779494]

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Last modified March 29 09:42 EDT 2024. Contains 371268 sequences. (Running on oeis4.)