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A221200 as a simple table

n a(n)
1 0
2 1
3 0
4 2
5 9
6 0
7 4
8 10
9 49
10 0
11 8
12 196
13 46
14 289
15 0
16 16
17 720
18 9025
19 212
20 1681
21 0
22 32
23 6400
24 58700
25 427716
26 976
27 9801
28 0
29 64
30 34272
31 2518569
32 4984812
33 20277009
34 4492
35 57121
36 0
37 128
38 242064
39 32085376
40 1026177156
41 433687328
42 961434049
43 20672
44 332929
45 0
46 256

[0,1,0,2,9,0,4,10,49,0,8,196,46,289,0,16,720,9025,
 212,1681,0,32,6400,58700,427716,976,9801,0,64,
 34272,2518569,4984812,20277009,4492,57121,0,128,
 242064,32085376,1026177156,433687328,961434049,
 20672,332929,0,256]

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Last modified August 30 23:09 EDT 2024. Contains 375550 sequences. (Running on oeis4.)