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.

A004431 Numbers that are the sum of 2 distinct nonzero squares.

Table of values

n a(n)
1 5
2 10
3 13
4 17
5 20
6 25
7 26
8 29
9 34
10 37
11 40
12 41
13 45
14 50
15 52
16 53
17 58
18 61
19 65
20 68
21 73
22 74
23 80
24 82
25 85
26 89
27 90
28 97
29 100
30 101
31 104
32 106
33 109
34 113
35 116
36 117
37 122
38 125
39 130
40 136
41 137
42 145
43 146
44 148
45 149
46 153
47 157
48 160
49 164
50 169
51 170
52 173
53 178
54 180
55 181
56 185
57 193
58 194
59 197

List of values

[5, 10, 13, 17, 20, 25, 26, 29, 34, 37, 40, 41, 45, 50, 52, 53, 58, 61, 65, 68, 73, 74, 80, 82, 85, 89, 90, 97, 100, 101, 104, 106, 109, 113, 116, 117, 122, 125, 130, 136, 137, 145, 146, 148, 149, 153, 157, 160, 164, 169, 170, 173, 178, 180, 181, 185, 193, 194, 197]