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A081688 as a simple table

n a(n)
0 0
1 1
2 3
3 4
4 5
5 7
6 8
7 9
8 10
9 12
10 13
11 14
12 15
13 16
14 18
15 19
16 20
17 21
18 22
19 23
20 24
21 26
22 27
23 28
24 29
25 30
26 31
27 32
28 33
29 35
30 36
31 37
32 38
33 39
34 40
35 41
36 42
37 43
38 45
39 46
40 47
41 48
42 49
43 50
44 51
45 52
46 53
47 54
48 56
49 57
50 58
51 59
52 60
53 61
54 62
55 63
56 64
57 65
58 66
59 67
60 69
61 70
62 71
63 72
64 73
65 74
66 75
67 76
68 77 

[0,1,3,4,5,7,8,9,10,12,13,14,15,16,18,19,20,21,22,
 23,24,26,27,28,29,30,31,32,33,35,36,37,38,39,40,
 41,42,43,45,46,47,48,49,50,51,52,53,54,56,57,58,
 59,60,61,62,63,64,65,66,67,69,70,71,72,73,74,75,
 76,77]

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Last modified April 24 22:17 EDT 2024. Contains 371964 sequences. (Running on oeis4.)