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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.

A301298 Expansion of (1 + 4*x + 4*x^2 + 4*x^3 + x^4)/((1 - x)*(1 - x^3)).

Table of values

n a(n)
0 1
1 5
2 9
3 14
4 19
5 23
6 28
7 33
8 37
9 42
10 47
11 51
12 56
13 61
14 65
15 70
16 75
17 79
18 84
19 89
20 93
21 98
22 103
23 107
24 112
25 117
26 121
27 126
28 131
29 135
30 140
31 145
32 149
33 154
34 159
35 163
36 168
37 173
38 177
39 182
40 187
41 191
42 196
43 201
44 205
45 210
46 215
47 219
48 224
49 229
50 233
51 238
52 243
53 247
54 252
55 257
56 261

List of values

[1, 5, 9, 14, 19, 23, 28, 33, 37, 42, 47, 51, 56, 61, 65, 70, 75, 79, 84, 89, 93, 98, 103, 107, 112, 117, 121, 126, 131, 135, 140, 145, 149, 154, 159, 163, 168, 173, 177, 182, 187, 191, 196, 201, 205, 210, 215, 219, 224, 229, 233, 238, 243, 247, 252, 257, 261]

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

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