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.

A193804 Square array read by antidiagonals: S(n,k) = n - A193805(n,k).

Table of values

n a(n)
1 0
2 1
3 0
4 1
5 1
6 0
7 2
8 2
9 1
10 0
11 1
12 2
13 1
14 1
15 0
16 4
17 2
18 3
19 2
20 1
21 0
22 1
23 4
24 2
25 2
26 1
27 1
28 0
29 4
30 2
31 4
32 3
33 2
34 2
35 1
36 0
37 3
38 4
39 2
40 4
41 1
42 3
43 1
44 1
45 0
46 6
47 4
48 5
49 3
50 5
51 3
52 2
53 2
54 1
55 0
56 1
57 6
58 3
59 4
60 2
61 4
62 1
63 2
64 1
65 1
66 0
67 8
68 2
69 7
70 5
71 5
72 4
73 4
74 3
75 3
76 2
77 1
78 0
79 1
80 8
81 2
82 6
83 4
84 5
85 1
86 4
87 2
88 2
89 1
90 1
91 0

List of values

[0, 1, 0, 1, 1, 0, 2, 2, 1, 0, 1, 2, 1, 1, 0, 4, 2, 3, 2, 1, 0, 1, 4, 2, 2, 1, 1, 0, 4, 2, 4, 3, 2, 2, 1, 0, 3, 4, 2, 4, 1, 3, 1, 1, 0, 6, 4, 5, 3, 5, 3, 2, 2, 1, 0, 1, 6, 3, 4, 2, 4, 1, 2, 1, 1, 0, 8, 2, 7, 5, 5, 4, 4, 3, 3, 2, 1, 0, 1, 8, 2, 6, 4, 5, 1, 4, 2, 2, 1, 1, 0]