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.

A130487 a(n) = Sum_{k=0..n} (k mod 9) (Partial sums of A010878).

Table of values

n a(n)
0 0
1 1
2 3
3 6
4 10
5 15
6 21
7 28
8 36
9 36
10 37
11 39
12 42
13 46
14 51
15 57
16 64
17 72
18 72
19 73
20 75
21 78
22 82
23 87
24 93
25 100
26 108
27 108
28 109
29 111
30 114
31 118
32 123
33 129
34 136
35 144
36 144
37 145
38 147
39 150
40 154
41 159
42 165
43 172
44 180
45 180
46 181
47 183
48 186
49 190
50 195
51 201
52 208
53 216
54 216
55 217
56 219
57 222
58 226

List of values

[0, 1, 3, 6, 10, 15, 21, 28, 36, 36, 37, 39, 42, 46, 51, 57, 64, 72, 72, 73, 75, 78, 82, 87, 93, 100, 108, 108, 109, 111, 114, 118, 123, 129, 136, 144, 144, 145, 147, 150, 154, 159, 165, 172, 180, 180, 181, 183, 186, 190, 195, 201, 208, 216, 216, 217, 219, 222, 226]