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.

A020666 a(n)^n is the least n-th power containing every digit.

Table of values

n a(n)
1 1023456789
2 32043
3 2326
4 763
5 309
6 159
7 56
8 104
9 49
10 36
11 25
12 15
13 25
14 17
15 17
16 15
17 16
18 7
19 5
20 6
21 6
22 5
23 11
24 9
25 14
26 5
27 5
28 5
29 5
30 9
31 5
32 8
33 11
34 4
35 4
36 6
37 5
38 7
39 3
40 5
41 4
42 4
43 6
44 4
45 3
46 6
47 3
48 3
49 4
50 4
51 5
52 4
53 3
54 6
55 4
56 4
57 3
58 4
59 4
60 3
61 3
62 3
63 3
64 3
65 3
66 4
67 3
68 2
69 3
70 2
71 3
72 3
73 3
74 3
75 4
76 3
77 3
78 3
79 2
80 3
81 4
82 2
83 3
84 2
85 3
86 3
87 2
88 2
89 2

List of values

[1023456789, 32043, 2326, 763, 309, 159, 56, 104, 49, 36, 25, 15, 25, 17, 17, 15, 16, 7, 5, 6, 6, 5, 11, 9, 14, 5, 5, 5, 5, 9, 5, 8, 11, 4, 4, 6, 5, 7, 3, 5, 4, 4, 6, 4, 3, 6, 3, 3, 4, 4, 5, 4, 3, 6, 4, 4, 3, 4, 4, 3, 3, 3, 3, 3, 3, 4, 3, 2, 3, 2, 3, 3, 3, 3, 4, 3, 3, 3, 2, 3, 4, 2, 3, 2, 3, 3, 2, 2, 2]