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.

A082909 a(n) = Sum_{d|n} (d mod 3).

Table of values

n a(n)
1 1
2 3
3 1
4 4
5 3
6 3
7 2
8 6
9 1
10 6
11 3
12 4
13 2
14 6
15 3
16 7
17 3
18 3
19 2
20 9
21 2
22 6
23 3
24 6
25 4
26 6
27 1
28 8
29 3
30 6
31 2
32 9
33 3
34 6
35 6
36 4
37 2
38 6
39 2
40 12
41 3
42 6
43 2
44 9
45 3
46 6
47 3
48 7
49 3
50 9
51 3
52 8
53 3
54 3
55 6
56 12
57 2
58 6
59 3
60 9
61 2
62 6
63 2
64 10
65 6
66 6
67 2
68 9
69 3
70 12
71 3
72 6
73 2
74 6
75 4
76 8
77 6
78 6
79 2
80 15
81 1
82 6
83 3
84 8
85 6
86 6
87 3
88 12
89 3
90 6
91 4
92 9
93 2
94 6
95 6
96 9
97 2
98 9
99 3
100 13
101 3
102 6

List of values

[1, 3, 1, 4, 3, 3, 2, 6, 1, 6, 3, 4, 2, 6, 3, 7, 3, 3, 2, 9, 2, 6, 3, 6, 4, 6, 1, 8, 3, 6, 2, 9, 3, 6, 6, 4, 2, 6, 2, 12, 3, 6, 2, 9, 3, 6, 3, 7, 3, 9, 3, 8, 3, 3, 6, 12, 2, 6, 3, 9, 2, 6, 2, 10, 6, 6, 2, 9, 3, 12, 3, 6, 2, 6, 4, 8, 6, 6, 2, 15, 1, 6, 3, 8, 6, 6, 3, 12, 3, 6, 4, 9, 2, 6, 6, 9, 2, 9, 3, 13, 3, 6]