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This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A168143 a(17)=37; for n>=17, a(n)=3n-14 if gcd(n,a(n-1))>1 and all prime divisors of n more than 17; a(n)=a(n-1)+1, otherwise.

Table of values

n a(n)
17 37
18 38
19 43
20 44
21 45
22 46
23 55
24 56
25 57
26 58
27 59
28 60
29 61
30 62
31 79
32 80
33 81
34 82
35 83
36 84
37 85
38 86
39 87
40 88
41 89
42 90
43 91
44 92
45 93
46 94
47 127
48 128
49 129
50 130
51 131
52 132
53 133
54 134
55 135
56 136
57 137
58 138
59 139
60 140
61 141
62 142
63 143
64 144
65 145
66 146
67 147
68 148
69 149
70 150
71 151
72 152
73 153
74 154
75 155
76 156
77 157

List of values

[37, 38, 43, 44, 45, 46, 55, 56, 57, 58, 59, 60, 61, 62, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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