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.

A286099 Square array read by antidiagonals: A(n,k) = T(n OR k, n AND k), where T(n,k) is sequence A001477 considered as a two-dimensional table, AND is bitwise-and (A004198) and OR is bitwise-or (A003986).

Table of values

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

List of values

[0, 2, 2, 5, 4, 5, 9, 9, 9, 9, 14, 13, 12, 13, 14, 20, 20, 18, 18, 20, 20, 27, 26, 27, 24, 27, 26, 27, 35, 35, 35, 35, 35, 35, 35, 35, 44, 43, 42, 43, 40, 43, 42, 43, 44, 54, 54, 52, 52, 50, 50, 52, 52, 54, 54, 65, 64, 65, 62, 61, 60, 61, 62, 65, 64, 65, 77, 77, 77, 77, 73, 73, 73, 73, 77, 77, 77, 77, 90, 89, 88, 89, 90, 85, 84, 85, 90, 89, 88, 89, 90]