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.

A276283 Expansion of (1 + x + 3*x^2 + x^3)/((1 - x)^2*(1 + x^2)).

Table of values

n a(n)
0 1
1 3
2 7
3 11
4 13
5 15
6 19
7 23
8 25
9 27
10 31
11 35
12 37
13 39
14 43
15 47
16 49
17 51
18 55
19 59
20 61
21 63
22 67
23 71
24 73
25 75
26 79
27 83
28 85
29 87
30 91
31 95
32 97
33 99
34 103
35 107
36 109
37 111
38 115
39 119
40 121
41 123
42 127
43 131
44 133
45 135
46 139
47 143
48 145
49 147
50 151
51 155
52 157
53 159
54 163
55 167
56 169
57 171
58 175
59 179
60 181
61 183
62 187
63 191
64 193
65 195
66 199
67 203
68 205
69 207
70 211

List of values

[1, 3, 7, 11, 13, 15, 19, 23, 25, 27, 31, 35, 37, 39, 43, 47, 49, 51, 55, 59, 61, 63, 67, 71, 73, 75, 79, 83, 85, 87, 91, 95, 97, 99, 103, 107, 109, 111, 115, 119, 121, 123, 127, 131, 133, 135, 139, 143, 145, 147, 151, 155, 157, 159, 163, 167, 169, 171, 175, 179, 181, 183, 187, 191, 193, 195, 199, 203, 205, 207, 211]