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A047564 as a simple table

n a(n)
1 1
2 3
3 4
4 5
5 6
6 7
7 9
8 11
9 12
10 13
11 14
12 15
13 17
14 19
15 20
16 21
17 22
18 23
19 25
20 27
21 28
22 29
23 30
24 31
25 33
26 35
27 36
28 37
29 38
30 39
31 41
32 43
33 44
34 45
35 46
36 47
37 49
38 51
39 52
40 53
41 54
42 55
43 57
44 59
45 60
46 61
47 62
48 63
49 65
50 67
51 68
52 69
53 70
54 71
55 73
56 75
57 76
58 77
59 78
60 79
61 81
62 83
63 84
64 85
65 86
66 87

[1,3,4,5,6,7,9,11,12,13,14,15,17,19,20,21,22,23,
 25,27,28,29,30,31,33,35,36,37,38,39,41,43,44,45,
 46,47,49,51,52,53,54,55,57,59,60,61,62,63,65,67,
 68,69,70,71,73,75,76,77,78,79,81,83,84,85,86,87]

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Last modified April 19 16:38 EDT 2024. Contains 371794 sequences. (Running on oeis4.)