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A081606 as a simple table

n a(n)
1 1
2 3
3 4
4 5
5 7
6 9
7 10
8 11
9 12
10 13
11 14
12 15
13 16
14 17
15 19
16 21
17 22
18 23
19 25
20 27
21 28
22 29
23 30
24 31
25 32
26 33
27 34
28 35
29 36
30 37
31 38
32 39
33 40
34 41
35 42
36 43
37 44
38 45
39 46
40 47
41 48
42 49
43 50
44 51
45 52
46 53
47 55
48 57
49 58
50 59
51 61
52 63
53 64
54 65
55 66
56 67
57 68
58 69
59 70
60 71
61 73
62 75
63 76
64 77
65 79
66 81
67 82
68 83
69 84
70 85
71 86

[1,3,4,5,7,9,10,11,12,13,14,15,16,17,19,21,22,23,
 25,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,
 42,43,44,45,46,47,48,49,50,51,52,53,55,57,58,59,
 61,63,64,65,66,67,68,69,70,71,73,75,76,77,79,81,
 82,83,84,85,86]

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Last modified April 20 19:25 EDT 2021. Contains 343137 sequences. (Running on oeis4.)