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A066680 as a simple table

n a(n)
1 2
2 3
3 5
4 7
5 8
6 11
7 12
8 13
9 17
10 18
11 19
12 23
13 27
14 29
15 30
16 31
17 37
18 41
19 43
20 45
21 47
22 50
23 53
24 59
25 61
26 63
27 67
28 70
29 71
30 73
31 75
32 79
33 80
34 83
35 89
36 97
37 98
38 101
39 103
40 105
41 107
42 109
43 112
44 113
45 125
46 127
47 128
48 131
49 137
50 139
51 147
52 149
53 151
54 154
55 157
56 163

[2,3,5,7,8,11,12,13,17,18,19,23,27,29,30,31,37,41,
 43,45,47,50,53,59,61,63,67,70,71,73,75,79,80,83,
 89,97,98,101,103,105,107,109,112,113,125,127,128,
 131,137,139,147,149,151,154,157,163]

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Last modified June 30 19:25 EDT 2024. Contains 373877 sequences. (Running on oeis4.)