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.

A383269 a(n) is the smallest nonnegative solution to sigma(A383268(n) - x) + sigma(A383268(n) + x) = 4*A383268(n).

Table of values

n a(n)
1 0
2 1
3 5
4 11
5 0
6 7
7 17
8 28
9 26
10 37
11 23
12 14
13 7
14 13
15 17
16 49
17 11
18 22
19 11
20 5
21 1
22 58
23 70
24 13
25 20
26 37
27 19
28 11
29 17
30 31
31 41
32 67
33 6
34 16
35 13
36 73
37 49
38 11
39 55
40 91
41 19
42 73
43 119
44 5
45 11
46 77
47 53
48 43
49 103
50 86
51 7
52 114
53 173
54 88
55 71
56 59
57 124
58 95
59 139
60 7
61 128
62 31
63 92
64 143
65 83
66 227
67 163

List of values

[0, 1, 5, 11, 0, 7, 17, 28, 26, 37, 23, 14, 7, 13, 17, 49, 11, 22, 11, 5, 1, 58, 70, 13, 20, 37, 19, 11, 17, 31, 41, 67, 6, 16, 13, 73, 49, 11, 55, 91, 19, 73, 119, 5, 11, 77, 53, 43, 103, 86, 7, 114, 173, 88, 71, 59, 124, 95, 139, 7, 128, 31, 92, 143, 83, 227, 163]

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

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