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A285391 as a simple table

n a(n)
0 1
1 8
2 60
3 444
4 3276
5 24156
6 178092
7 1312956
8 9679500
9 71360028
10 526086252
11 3878455932
12 28593068364
13 210796144092
14 1554048476460
15 11456882559036
16 84463361313804
17 622687661115804
18 4590628614276588
19 33843405595099644
20 249503106984577740
21 1839407095720003932

[1,8,60,444,3276,24156,178092,1312956,9679500,
 71360028,526086252,3878455932,28593068364,
 210796144092,1554048476460,11456882559036,
 84463361313804,622687661115804,4590628614276588,
 33843405595099644,249503106984577740,
 1839407095720003932]

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Last modified May 7 08:25 EDT 2024. Contains 372300 sequences. (Running on oeis4.)