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.

A274593 a(0) = 0; thereafter, a(2*n+1) = a(n)+2*n+1, otherwise a(n) = n.

Table of values

n a(n)
0 0
1 1
2 2
3 4
4 4
5 7
6 6
7 11
8 8
9 13
10 10
11 18
12 12
13 19
14 14
15 26
16 16
17 25
18 18
19 32
20 20
21 31
22 22
23 41
24 24
25 37
26 26
27 46
28 28
29 43
30 30
31 57
32 32
33 49
34 34
35 60
36 36
37 55
38 38
39 71
40 40
41 61
42 42
43 74
44 44
45 67
46 46
47 88
48 48
49 73
50 50
51 88
52 52
53 79
54 54
55 101
56 56
57 85
58 58
59 102

List of values

[0, 1, 2, 4, 4, 7, 6, 11, 8, 13, 10, 18, 12, 19, 14, 26, 16, 25, 18, 32, 20, 31, 22, 41, 24, 37, 26, 46, 28, 43, 30, 57, 32, 49, 34, 60, 36, 55, 38, 71, 40, 61, 42, 74, 44, 67, 46, 88, 48, 73, 50, 88, 52, 79, 54, 101, 56, 85, 58, 102]

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

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