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A047409 as a simple table

n a(n)
1 0
2 1
3 4
4 6
5 8
6 9
7 12
8 14
9 16
10 17
11 20
12 22
13 24
14 25
15 28
16 30
17 32
18 33
19 36
20 38
21 40
22 41
23 44
24 46
25 48
26 49
27 52
28 54
29 56
30 57
31 60
32 62
33 64
34 65
35 68
36 70
37 72
38 73
39 76
40 78
41 80
42 81
43 84
44 86
45 88
46 89
47 92
48 94
49 96
50 97
51 100
52 102
53 104
54 105
55 108
56 110
57 112
58 113
59 116
60 118
61 120
62 121
63 124

[0,1,4,6,8,9,12,14,16,17,20,22,24,25,28,30,32,33,
 36,38,40,41,44,46,48,49,52,54,56,57,60,62,64,65,
 68,70,72,73,76,78,80,81,84,86,88,89,92,94,96,97,
 100,102,104,105,108,110,112,113,116,118,120,121,
 124]

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Last modified March 28 13:19 EDT 2024. Contains 371254 sequences. (Running on oeis4.)