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A286791 as a simple table

n a(n)
6 1
7 189
8 16576
9 1023340
10 52563182
11 2445890678
12 108248782988
13 4693939818672
14 203214066766123
15 8891156436472127
16 396276632116578640
17 18084968846773765272
18 847923332620865268252
19 40927316768759272656876
20 2036183873275911481501656
21 104482592642320957223810448

[1,189,16576,1023340,52563182,2445890678,
 108248782988,4693939818672,203214066766123,
 8891156436472127,396276632116578640,
 18084968846773765272,847923332620865268252,
 40927316768759272656876,2036183873275911481501656,
 104482592642320957223810448]

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Last modified July 21 16:10 EDT 2024. Contains 374475 sequences. (Running on oeis4.)