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.

A274089 Numbers repeated except that powers of 2 only appear once.

Table of values

n a(n)
1 1
2 2
3 3
4 3
5 4
6 5
7 5
8 6
9 6
10 7
11 7
12 8
13 9
14 9
15 10
16 10
17 11
18 11
19 12
20 12
21 13
22 13
23 14
24 14
25 15
26 15
27 16
28 17
29 17
30 18
31 18
32 19
33 19
34 20
35 20
36 21
37 21
38 22
39 22
40 23
41 23
42 24
43 24
44 25
45 25
46 26
47 26
48 27
49 27
50 28
51 28
52 29
53 29
54 30
55 30
56 31
57 31
58 32
59 33
60 33
61 34
62 34
63 35
64 35
65 36
66 36
67 37
68 37
69 38
70 38
71 39
72 39
73 40
74 40

List of values

[1, 2, 3, 3, 4, 5, 5, 6, 6, 7, 7, 8, 9, 9, 10, 10, 11, 11, 12, 12, 13, 13, 14, 14, 15, 15, 16, 17, 17, 18, 18, 19, 19, 20, 20, 21, 21, 22, 22, 23, 23, 24, 24, 25, 25, 26, 26, 27, 27, 28, 28, 29, 29, 30, 30, 31, 31, 32, 33, 33, 34, 34, 35, 35, 36, 36, 37, 37, 38, 38, 39, 39, 40, 40]

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

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