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A001613 as a simple table

n a(n)
0 0
1 0
2 2
3 0
4 4
5 0
6 6
7 0
8 8
9 0
10 0
11 0
12 2
13 0
14 4
15 0
16 6
17 0
18 8
19 0
20 20
21 2
22 22
23 2
24 24
25 2
26 26
27 2
28 28
29 2
30 0
31 0
32 2
33 0
34 4
35 0
36 6
37 0
38 8
39 0
40 40
41 4
42 42
43 4
44 44
45 4
46 46
47 4
48 48
49 4
50 0
51 0
52 2
53 0
54 4
55 0
56 6
57 0
58 8
59 0
60 60
61 6
62 62
63 6
64 64
65 6
66 66
67 6
68 68
69 6
70 0
71 0
72 2
73 0
74 4
75 0
76 6
77 0
78 8
79 0
80 80
81 8

[0,0,2,0,4,0,6,0,8,0,0,0,2,0,4,0,6,0,8,0,20,2,22,
 2,24,2,26,2,28,2,0,0,2,0,4,0,6,0,8,0,40,4,42,4,44,
 4,46,4,48,4,0,0,2,0,4,0,6,0,8,0,60,6,62,6,64,6,66,
 6,68,6,0,0,2,0,4,0,6,0,8,0,80,8]

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Last modified March 28 05:39 EDT 2024. Contains 371235 sequences. (Running on oeis4.)