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.

A158515 Number of colors needed to paint a wheel graph on n nodes.

Table of values

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

List of values

[0, 1, 2, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4]