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A223864 as a simple table

n a(n)
1 4
2 16
3 10
4 50
5 100
6 20
7 130
8 684
9 400
10 35
11 296
12 3526
13 4884
14 1225
15 56
16 610
17 14751
18 41682
19 24199
20 3136
21 84
22 1163
23 52591
24 273959
25 315124
26 93731
27 7056
28 120
29 2083
30 165212
31 1477240
32 3017129
33 1771012
34 303560
35 14400
36 165
37 3544
38 468292
39 6818350
40 22852913

[4,16,10,50,100,20,130,684,400,35,296,3526,4884,
 1225,56,610,14751,41682,24199,3136,84,1163,52591,
 273959,315124,93731,7056,120,2083,165212,1477240,
 3017129,1771012,303560,14400,165,3544,468292,
 6818350,22852913]

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Last modified January 27 13:45 EST 2022. Contains 350607 sequences. (Running on oeis4.)