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.

A180592 Digital root of 2n.

Table of values

n a(n)
0 0
1 2
2 4
3 6
4 8
5 1
6 3
7 5
8 7
9 9
10 2
11 4
12 6
13 8
14 1
15 3
16 5
17 7
18 9
19 2
20 4
21 6
22 8
23 1
24 3
25 5
26 7
27 9
28 2
29 4
30 6
31 8
32 1
33 3
34 5
35 7
36 9
37 2
38 4
39 6
40 8
41 1
42 3
43 5
44 7
45 9
46 2
47 4
48 6
49 8
50 1
51 3
52 5
53 7
54 9
55 2
56 4
57 6
58 8
59 1
60 3
61 5
62 7
63 9
64 2
65 4
66 6
67 8
68 1
69 3
70 5
71 7
72 9
73 2
74 4
75 6
76 8
77 1
78 3
79 5
80 7
81 9
82 2
83 4
84 6
85 8
86 1
87 3
88 5
89 7
90 9
91 2
92 4
93 6
94 8
95 1
96 3
97 5
98 7
99 9
100 2
101 4
102 6
103 8
104 1

List of values

[0, 2, 4, 6, 8, 1, 3, 5, 7, 9, 2, 4, 6, 8, 1, 3, 5, 7, 9, 2, 4, 6, 8, 1, 3, 5, 7, 9, 2, 4, 6, 8, 1, 3, 5, 7, 9, 2, 4, 6, 8, 1, 3, 5, 7, 9, 2, 4, 6, 8, 1, 3, 5, 7, 9, 2, 4, 6, 8, 1, 3, 5, 7, 9, 2, 4, 6, 8, 1, 3, 5, 7, 9, 2, 4, 6, 8, 1, 3, 5, 7, 9, 2, 4, 6, 8, 1, 3, 5, 7, 9, 2, 4, 6, 8, 1, 3, 5, 7, 9, 2, 4, 6, 8, 1]