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.

A257019 Numbers whose quarter-square representation consists of two terms.

Table of values

n a(n)
1 3
2 5
3 7
4 8
5 10
6 11
7 13
8 14
9 17
10 18
11 21
12 22
13 24
14 26
15 27
16 29
17 31
18 32
19 34
20 37
21 38
22 40
23 43
24 44
25 46
26 48
27 50
28 51
29 53
30 55
31 57
32 58
33 60
34 62
35 65
36 66
37 68
38 70
39 73
40 74
41 76
42 78
43 82
44 83
45 85
46 87
47 91
48 92
49 94
50 96
51 99
52 101
53 102
54 104
55 106
56 109
57 111
58 112
59 114
60 116
61 119
62 122
63 123

List of values

[3, 5, 7, 8, 10, 11, 13, 14, 17, 18, 21, 22, 24, 26, 27, 29, 31, 32, 34, 37, 38, 40, 43, 44, 46, 48, 50, 51, 53, 55, 57, 58, 60, 62, 65, 66, 68, 70, 73, 74, 76, 78, 82, 83, 85, 87, 91, 92, 94, 96, 99, 101, 102, 104, 106, 109, 111, 112, 114, 116, 119, 122, 123]