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A167354 as a simple table

n a(n)
1 1
2 0
3 1
4 0
5 9
6 0
7 25
8 0
9 1
10 0
11 81
12 0
13 121
14 0
15 9
16 0
17 225
18 0
19 289
20 0
21 25
22 0
23 441
24 0
25 81
26 0
27 1
28 0
29 729
30 0
31 841
32 0
33 81
34 0
35 225
36 0
37 1225
38 0
39 121
40 0
41 1521
42 0
43 1681
44 0
45 9
46 0
47 2025
48 0
49 625
50 0

[1,0,1,0,9,0,25,0,1,0,81,0,121,0,9,0,225,0,289,0,
 25,0,441,0,81,0,1,0,729,0,841,0,81,0,225,0,1225,0,
 121,0,1521,0,1681,0,9,0,2025,0,625,0]

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Last modified May 6 21:35 EDT 2021. Contains 343597 sequences. (Running on oeis4.)