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.

A051802 Nonzero multiplicative digital root of n.

Table of values

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

List of values

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