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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.

A225581 a(n) is the minimal odd prime q such that prime(n)*q + prime(n) + q is prime.

Table of values

n a(n)
1 3
2 5
3 3
4 3
5 3
6 5
7 3
8 3
9 7
10 5
11 3
12 3
13 3
14 5
15 3
16 7
17 3
18 11
19 3
20 5
21 5
22 5
23 5
24 3
25 5
26 11
27 17
28 3
29 3
30 5
31 47
32 11
33 5
34 5
35 3
36 3
37 3
38 5
39 13
40 11
41 3
42 3
43 5
44 5
45 5
46 11
47 11
48 11
49 3
50 3
51 7
52 5
53 3
54 5
55 3
56 5
57 5
58 3
59 5
60 13
61 11
62 7
63 3
64 5
65 11
66 5
67 3
68 5
69 5
70 3
71 19
72 3
73 3
74 5
75 29
76 17
77 3
78 23
79 3
80 5
81 7
82 5
83 5
84 71
85 3
86 5
87 5
88 3
89 3
90 47
91 3
92 5
93 3
94 11
95 3
96 5
97 3
98 3
99 11
100 5
101 23

List of values

[3, 5, 3, 3, 3, 5, 3, 3, 7, 5, 3, 3, 3, 5, 3, 7, 3, 11, 3, 5, 5, 5, 5, 3, 5, 11, 17, 3, 3, 5, 47, 11, 5, 5, 3, 3, 3, 5, 13, 11, 3, 3, 5, 5, 5, 11, 11, 11, 3, 3, 7, 5, 3, 5, 3, 5, 5, 3, 5, 13, 11, 7, 3, 5, 11, 5, 3, 5, 5, 3, 19, 3, 3, 5, 29, 17, 3, 23, 3, 5, 7, 5, 5, 71, 3, 5, 5, 3, 3, 47, 3, 5, 3, 11, 3, 5, 3, 3, 11, 5, 23]