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.

A286145 Square array read by antidiagonals: A(n,k) = T(n XOR k, k), where T(n,k) is sequence A001477 considered as a two-dimensional table, and XOR is bitwise-xor (A003987).

Table of values

n a(n)
0 0
1 4
2 2
3 12
4 1
5 5
6 24
7 18
8 13
9 9
10 40
11 17
12 3
13 8
14 14
15 60
16 50
17 11
18 7
19 26
20 20
21 84
22 49
23 61
24 6
25 42
26 19
27 27
28 112
29 98
30 85
31 73
32 62
33 52
34 43
35 35
36 144
37 97
38 59
39 72
40 10
41 51
42 25
43 34
44 44
45 180
46 162
47 83
48 71
49 22
50 16
51 41
52 33
53 64
54 54
55 220
56 161
57 181
58 70
59 38
60 15
61 23
62 32
63 88
64 53
65 65
66 264
67 242
68 221
69 201
70 58
71 48
72 39
73 31
74 116
75 102
76 89
77 77
78 312
79 241
80 179
81 200
82 222
83 47
84 21
85 30
86 148
87 101
88 63
89 76
90 90

List of values

[0, 4, 2, 12, 1, 5, 24, 18, 13, 9, 40, 17, 3, 8, 14, 60, 50, 11, 7, 26, 20, 84, 49, 61, 6, 42, 19, 27, 112, 98, 85, 73, 62, 52, 43, 35, 144, 97, 59, 72, 10, 51, 25, 34, 44, 180, 162, 83, 71, 22, 16, 41, 33, 64, 54, 220, 161, 181, 70, 38, 15, 23, 32, 88, 53, 65, 264, 242, 221, 201, 58, 48, 39, 31, 116, 102, 89, 77, 312, 241, 179, 200, 222, 47, 21, 30, 148, 101, 63, 76, 90]