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A085686 as a simple table

n a(n)
1 1
2 1
3 3
4 9
5 34
6 135
7 610
8 2965
9 15612
10 87871
11 526274
12 3334850
13 22270254
14 156172689
15 1146640394
16 8791424549
17 70227355786
18 583283741066
19 5027823752930
20 44903579626132
21 414877600876638
22 3959945232723603
23 38996757506464858
24 395749369598406027
25 4134132167178705732

[1,1,3,9,34,135,610,2965,15612,87871,526274,
 3334850,22270254,156172689,1146640394,8791424549,
 70227355786,583283741066,5027823752930,
 44903579626132,414877600876638,3959945232723603,
 38996757506464858,395749369598406027,
 4134132167178705732]

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Last modified April 23 08:33 EDT 2024. Contains 371905 sequences. (Running on oeis4.)