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.

A008816 Expansion of (1+x^9)/((1-x)^2*(1-x^9)).

Table of values

n a(n)
0 1
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 12
10 15
11 18
12 21
13 24
14 27
15 30
16 33
17 36
18 41
19 46
20 51
21 56
22 61
23 66
24 71
25 76
26 81
27 88
28 95
29 102
30 109
31 116
32 123
33 130
34 137
35 144
36 153
37 162
38 171
39 180
40 189
41 198
42 207
43 216
44 225
45 236
46 247
47 258
48 269
49 280
50 291
51 302
52 313
53 324
54 337
55 350
56 363
57 376
58 389
59 402

List of values

[1, 2, 3, 4, 5, 6, 7, 8, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, 41, 46, 51, 56, 61, 66, 71, 76, 81, 88, 95, 102, 109, 116, 123, 130, 137, 144, 153, 162, 171, 180, 189, 198, 207, 216, 225, 236, 247, 258, 269, 280, 291, 302, 313, 324, 337, 350, 363, 376, 389, 402]