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A289990 as a simple table

n a(n)
1 0
2 0
3 1
4 3
5 10
6 37
7 161
8 878
9 5605
10 41912
11 355558
12 3359250
13 34723752
14 388248880
15 4655392910
16 59493136018
17 806368182523
18 11546555440892
19 174096392201350
20 2756178999408121
21 45700016438834847
22 791855740761714317
23 14309459324411915139
24 269188219981362999139

[0,0,1,3,10,37,161,878,5605,41912,355558,3359250,
 34723752,388248880,4655392910,59493136018,
 806368182523,11546555440892,174096392201350,
 2756178999408121,45700016438834847,
 791855740761714317,14309459324411915139,
 269188219981362999139]

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Last modified April 24 12:51 EDT 2024. Contains 371943 sequences. (Running on oeis4.)