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A070643
as a simple table
n
a(n)
0
0
1
1
2
4
3
9
4
16
5
5
6
16
7
9
8
4
9
1
10
0
11
1
12
4
13
9
14
16
15
5
16
16
17
9
18
4
19
1
20
0
21
1
22
4
23
9
24
16
25
5
26
16
27
9
28
4
29
1
30
0
31
1
[0,1,4,9,16,5,16,9,4,1,0,1,4,9,16,5,16,9,4,1,0,1, 4,9,16,5,16,9,4,1,0,1]
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Last modified April 18 03:33 EDT 2024. Contains 371767 sequences. (Running on oeis4.)