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.

A020669 Numbers of form x^2 + 5 y^2.

Table of values

n a(n)
1 0
2 1
3 4
4 5
5 6
6 9
7 14
8 16
9 20
10 21
11 24
12 25
13 29
14 30
15 36
16 41
17 45
18 46
19 49
20 54
21 56
22 61
23 64
24 69
25 70
26 80
27 81
28 84
29 86
30 89
31 94
32 96
33 100
34 101
35 105
36 109
37 116
38 120
39 121
40 125
41 126
42 129
43 134
44 141
45 144
46 145
47 149
48 150
49 161
50 164
51 166
52 169
53 174
54 180
55 181
56 184
57 189
58 196
59 201
60 205
61 206
62 214
63 216

List of values

[0, 1, 4, 5, 6, 9, 14, 16, 20, 21, 24, 25, 29, 30, 36, 41, 45, 46, 49, 54, 56, 61, 64, 69, 70, 80, 81, 84, 86, 89, 94, 96, 100, 101, 105, 109, 116, 120, 121, 125, 126, 129, 134, 141, 144, 145, 149, 150, 161, 164, 166, 169, 174, 180, 181, 184, 189, 196, 201, 205, 206, 214, 216]