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.

A158948 Triangle read by rows, left border = natural numbers repeated (1, 1, 2, 2, 3, 3, ...); all other columns = (1, 0, 1, 0, 1, 0, ...).

Table of values

n a(n)
1 1
2 1
3 1
4 2
5 0
6 1
7 2
8 1
9 0
10 1
11 3
12 0
13 1
14 0
15 1
16 3
17 1
18 0
19 1
20 0
21 1
22 4
23 0
24 1
25 0
26 1
27 0
28 1
29 4
30 1
31 0
32 1
33 0
34 1
35 0
36 1
37 5
38 0
39 1
40 0
41 1
42 0
43 1
44 0
45 1
46 5
47 1
48 0
49 1
50 0
51 1
52 0
53 1
54 0
55 1

List of values

[1, 1, 1, 2, 0, 1, 2, 1, 0, 1, 3, 0, 1, 0, 1, 3, 1, 0, 1, 0, 1, 4, 0, 1, 0, 1, 0, 1, 4, 1, 0, 1, 0, 1, 0, 1, 5, 0, 1, 0, 1, 0, 1, 0, 1, 5, 1, 0, 1, 0, 1, 0, 1, 0, 1]