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.

A204158 Symmetric matrix based on f(i,j)=max(3i-2j, 3j-2i), by antidiagonals.

Table of values

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

List of values

[1, 4, 4, 7, 2, 7, 10, 5, 5, 10, 13, 8, 3, 8, 13, 16, 11, 6, 6, 11, 16, 19, 14, 9, 4, 9, 14, 19, 22, 17, 12, 7, 7, 12, 17, 22, 25, 20, 15, 10, 5, 10, 15, 20, 25, 28, 23, 18, 13, 8, 8, 13, 18, 23, 28, 31, 26, 21, 16, 11, 6, 11, 16, 21, 26, 31, 34, 29, 24, 19, 14, 9, 9, 14]