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.

A284151 Sum_{d|n, d=1 or 6 mod 7} d.

Table of values

n a(n)
1 1
2 1
3 1
4 1
5 1
6 7
7 1
8 9
9 1
10 1
11 1
12 7
13 14
14 1
15 16
16 9
17 1
18 7
19 1
20 21
21 1
22 23
23 1
24 15
25 1
26 14
27 28
28 1
29 30
30 22
31 1
32 9
33 1
34 35
35 1
36 43
37 1
38 1
39 14
40 29
41 42
42 7
43 44
44 23
45 16
46 1
47 1
48 63
49 1
50 51
51 1
52 14
53 1
54 34
55 56
56 9
57 58
58 30
59 1
60 42
61 1
62 63
63 1
64 73
65 14
66 29
67 1
68 35
69 70
70 1
71 72
72 51
73 1
74 1
75 16
76 77
77 1

List of values

[1, 1, 1, 1, 1, 7, 1, 9, 1, 1, 1, 7, 14, 1, 16, 9, 1, 7, 1, 21, 1, 23, 1, 15, 1, 14, 28, 1, 30, 22, 1, 9, 1, 35, 1, 43, 1, 1, 14, 29, 42, 7, 44, 23, 16, 1, 1, 63, 1, 51, 1, 14, 1, 34, 56, 9, 58, 30, 1, 42, 1, 63, 1, 73, 14, 29, 1, 35, 70, 1, 72, 51, 1, 1, 16, 77, 1]