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.

A157426 Lower left-hand x-coordinates of invisible 1x1 squares with 0 < y < x.

Table of values

n a(n)
1 20
2 35
3 35
4 54
5 65
6 69
7 77
8 84
9 84
10 95
11 98
12 98
13 99
14 99
15 104
16 104
17 104
18 110
19 114
20 114
21 119
22 119
23 132
24 132
25 135
26 135
27 147
28 153
29 153
30 159
31 161
32 170
33 170
34 170
35 174
36 174
37 175
38 185
39 185
40 186
41 186
42 188
43 189
44 189
45 189
46 189
47 189
48 195
49 195
50 195

List of values

[20, 35, 35, 54, 65, 69, 77, 84, 84, 95, 98, 98, 99, 99, 104, 104, 104, 110, 114, 114, 119, 119, 132, 132, 135, 135, 147, 153, 153, 159, 161, 170, 170, 170, 174, 174, 175, 185, 185, 186, 186, 188, 189, 189, 189, 189, 189, 195, 195, 195]