cp's OEIS Frontend

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.

A155874 Smallest positive composite number such that a(n)+n is also composite.

Table of values

n a(n)
0 4
1 8
2 4
3 6
4 4
5 4
6 4
7 8
8 4
9 6
10 4
11 4
12 4
13 8
14 4
15 6
16 4
17 4
18 4
19 6
20 4
21 4
22 4
23 4
24 4
25 8
26 4
27 6
28 4
29 4
30 4
31 4
32 4
33 6
34 4
35 4
36 4
37 8
38 4
39 6
40 4
41 4
42 4
43 6
44 4
45 4
46 4
47 4
48 4
49 6
50 4
51 4
52 4
53 4
54 4
55 8
56 4
57 6
58 4
59 4
60 4
61 4
62 4
63 6
64 4
65 4
66 4
67 8
68 4
69 6
70 4
71 4
72 4
73 4
74 4
75 6
76 4
77 4
78 4
79 6
80 4
81 4
82 4
83 4
84 4
85 6
86 4
87 4
88 4
89 4
90 4
91 4
92 4
93 6
94 4
95 4
96 4
97 8
98 4
99 6
100 4

List of values

[4, 8, 4, 6, 4, 4, 4, 8, 4, 6, 4, 4, 4, 8, 4, 6, 4, 4, 4, 6, 4, 4, 4, 4, 4, 8, 4, 6, 4, 4, 4, 4, 4, 6, 4, 4, 4, 8, 4, 6, 4, 4, 4, 6, 4, 4, 4, 4, 4, 6, 4, 4, 4, 4, 4, 8, 4, 6, 4, 4, 4, 4, 4, 6, 4, 4, 4, 8, 4, 6, 4, 4, 4, 4, 4, 6, 4, 4, 4, 6, 4, 4, 4, 4, 4, 6, 4, 4, 4, 4, 4, 4, 4, 6, 4, 4, 4, 8, 4, 6, 4]