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.

A007377 Numbers k such that the decimal expansion of 2^k contains no 0.

Table of values

n a(n)
1 0
2 1
3 2
4 3
5 4
6 5
7 6
8 7
9 8
10 9
11 13
12 14
13 15
14 16
15 18
16 19
17 24
18 25
19 27
20 28
21 31
22 32
23 33
24 34
25 35
26 36
27 37
28 39
29 49
30 51
31 67
32 72
33 76
34 77
35 81
36 86

List of values

[0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 13, 14, 15, 16, 18, 19, 24, 25, 27, 28, 31, 32, 33, 34, 35, 36, 37, 39, 49, 51, 67, 72, 76, 77, 81, 86]