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A083220 as a simple table

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

[0,2,4,6,4,6,8,10,8,10,12,14,12,14,16,18,16,18,20,
 22,20,22,24,26,24,26,28,30,28,30,32,34,32,34,36,
 38,36,38,40,42,40,42,44,46,44,46,48,50,48,50,52,
 54,52,54,56,58,56,58,60,62,60,62,64,66,64,66,68,
 70,68,70,72,74]

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Last modified March 29 09:32 EDT 2024. Contains 371268 sequences. (Running on oeis4.)