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A031981 as a simple table

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

[1,2,3,4,5,6,7,10,11,12,13,14,15,16,17,18,19,20,
 21,22,23,24,25,26,29,30,31,32,33,34,37,38,39,40,
 41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,
 57,58,59,60,61,62,63,66,67,68,69,70,71,74,75,76,
 77]

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Last modified May 12 16:52 EDT 2024. Contains 372492 sequences. (Running on oeis4.)