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.

A033180 Numbers k such that k! contains k as a string of digits.

Table of values

n a(n)
1 1
2 2
3 4
4 20
5 21
6 26
7 30
8 33
9 37
10 39
11 42
12 44
13 45
14 48
15 51
16 52
17 53
18 56
19 59
20 60
21 64
22 65
23 67
24 68
25 69
26 72
27 75
28 78
29 79
30 80
31 81
32 82
33 83
34 84
35 88
36 91
37 93
38 94
39 95
40 96
41 97
42 98
43 99
44 116
45 124
46 134
47 136
48 140
49 141
50 149
51 164
52 165
53 166
54 170
55 174
56 180
57 186
58 188
59 196
60 198
61 200
62 202
63 205

List of values

[1, 2, 4, 20, 21, 26, 30, 33, 37, 39, 42, 44, 45, 48, 51, 52, 53, 56, 59, 60, 64, 65, 67, 68, 69, 72, 75, 78, 79, 80, 81, 82, 83, 84, 88, 91, 93, 94, 95, 96, 97, 98, 99, 116, 124, 134, 136, 140, 141, 149, 164, 165, 166, 170, 174, 180, 186, 188, 196, 198, 200, 202, 205]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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