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.

A018860 4^a(n) is smallest power of 4 beginning with n.

Table of values

n a(n)
1 0
2 4
3 39
4 1
5 51
6 3
7 23
8 53
9 78
10 5
11 25
12 40
13 60
14 75
15 90
16 2
17 17
18 27
19 42
20 52
21 62
22 72
23 82
24 92
25 4
26 9
27 19
28 24
29 34
30 39
31 49
32 54
33 59
34 64
35 74
36 79
37 84
38 89
39 94
40 6
41 11
42 16
43 21
44 119
45 26
46 31
47 36
48 41
49 46
50 51
51 56
52 154
53 61
54 66
55 71
56 267
57 76
58 81
59 86
60 184
61 91
62 96
63 194
64 3
65 8
66 204
67 13
68 18
69 116
70 23
71 317
72 28

List of values

[0, 4, 39, 1, 51, 3, 23, 53, 78, 5, 25, 40, 60, 75, 90, 2, 17, 27, 42, 52, 62, 72, 82, 92, 4, 9, 19, 24, 34, 39, 49, 54, 59, 64, 74, 79, 84, 89, 94, 6, 11, 16, 21, 119, 26, 31, 36, 41, 46, 51, 56, 154, 61, 66, 71, 267, 76, 81, 86, 184, 91, 96, 194, 3, 8, 204, 13, 18, 116, 23, 317, 28]

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

Content is available under The OEIS End-User License Agreement.