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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.

A090094 a(n) is the smallest composite number coprime to n, n+1, n+2, n+3 and n+4.

Table of values

n a(n)
1 49
2 49
3 121
4 121
5 121
6 121
7 169
8 49
9 49
10 289
11 289
12 121
13 121
14 121
15 49
16 49
17 121
18 169
19 169
20 169
21 169
22 49
23 49
24 121
25 121
26 121
27 121
28 121
29 49
30 49
31 169
32 169
33 169
34 121
35 121
36 49
37 49
38 121
39 121
40 169
41 169
42 169
43 49
44 49
45 121
46 121
47 121
48 121
49 121
50 49
51 49
52 289
53 169
54 169
55 169
56 121
57 49

List of values

[49, 49, 121, 121, 121, 121, 169, 49, 49, 289, 289, 121, 121, 121, 49, 49, 121, 169, 169, 169, 169, 49, 49, 121, 121, 121, 121, 121, 49, 49, 169, 169, 169, 121, 121, 49, 49, 121, 121, 169, 169, 169, 49, 49, 121, 121, 121, 121, 121, 49, 49, 289, 169, 169, 169, 121, 49]

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

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