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.

A031955 Numbers with exactly two distinct base-10 digits.

Table of values

n a(n)
1 10
2 12
3 13
4 14
5 15
6 16
7 17
8 18
9 19
10 20
11 21
12 23
13 24
14 25
15 26
16 27
17 28
18 29
19 30
20 31
21 32
22 34
23 35
24 36
25 37
26 38
27 39
28 40
29 41
30 42
31 43
32 45
33 46
34 47
35 48
36 49
37 50
38 51
39 52
40 53
41 54
42 56
43 57
44 58
45 59
46 60
47 61
48 62
49 63
50 64
51 65
52 67
53 68
54 69
55 70
56 71
57 72
58 73
59 74
60 75
61 76
62 78
63 79
64 80
65 81
66 82
67 83
68 84
69 85
70 86
71 87
72 89
73 90
74 91
75 92
76 93
77 94
78 95
79 96
80 97
81 98
82 100
83 101
84 110
85 112
86 113
87 114
88 115
89 116
90 117
91 118
92 119
93 121
94 122
95 131
96 133
97 141
98 144
99 151
100 155
101 161
102 166

List of values

[10, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 100, 101, 110, 112, 113, 114, 115, 116, 117, 118, 119, 121, 122, 131, 133, 141, 144, 151, 155, 161, 166]