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.

A367086 Exponents k > 0 such that the interval [4^(k-1), 4^k] contains two powers of 3.

Table of values

n a(n)
0 1
1 4
2 8
3 12
4 16
5 20
6 23
7 27
8 31
9 35
10 39
11 43
12 46
13 50
14 54
15 58
16 62
17 65
18 69
19 73
20 77
21 81
22 85
23 88
24 92
25 96
26 100
27 104
28 107
29 111
30 115
31 119
32 123
33 127
34 130
35 134
36 138
37 142
38 146
39 149
40 153
41 157
42 161
43 165
44 169
45 172
46 176
47 180
48 184
49 188
50 191
51 195
52 199
53 203
54 207
55 211
56 214
57 218
58 222
59 226
60 230
61 233
62 237
63 241

List of values

[1, 4, 8, 12, 16, 20, 23, 27, 31, 35, 39, 43, 46, 50, 54, 58, 62, 65, 69, 73, 77, 81, 85, 88, 92, 96, 100, 104, 107, 111, 115, 119, 123, 127, 130, 134, 138, 142, 146, 149, 153, 157, 161, 165, 169, 172, 176, 180, 184, 188, 191, 195, 199, 203, 207, 211, 214, 218, 222, 226, 230, 233, 237, 241]

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

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