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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.

A270042 a(n) = Smallest m >= 13 containing no sixes when represented in any base from 7 through n.

Table of values

n a(n)
7 14
8 15
9 16
10 17
11 18
12 19
13 21
14 21
15 23
16 23
17 25
18 25
19 29
20 29
21 29
22 29
23 31
24 31
25 35
26 35
27 35
28 35
29 37
30 37
31 228
32 228
33 232
34 271
35 271
36 271
37 271
38 271
39 273
40 343
41 343
42 343
43 343
44 343
45 343
46 343
47 343
48 343
49 343
50 451
51 451
52 451
53 451
54 451
55 451
56 451
57 451
58 451
59 451
60 451
61 451
62 451
63 451
64 451
65 455
66 472
67 472
68 599

List of values

[14, 15, 16, 17, 18, 19, 21, 21, 23, 23, 25, 25, 29, 29, 29, 29, 31, 31, 35, 35, 35, 35, 37, 37, 228, 228, 232, 271, 271, 271, 271, 271, 273, 343, 343, 343, 343, 343, 343, 343, 343, 343, 343, 451, 451, 451, 451, 451, 451, 451, 451, 451, 451, 451, 451, 451, 451, 451, 455, 472, 472, 599]

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

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