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.

A231931 Terms of A231930 written in base 10: the binary expansions of a(n) and a(n+1) taken together can be rearranged to form a palindrome.

Table of values

n a(n)
0 0
1 9
2 1
3 8
4 64
5 10
6 2
7 16
8 65
9 18
10 3
11 11
12 25
13 67
14 24
15 72
16 27
17 4
18 12
19 33
20 68
21 32
22 76
23 20
24 34
25 74
26 17
27 66
28 80
29 129
30 136
31 512
32 69
33 13
34 5
35 21
36 42
37 77
38 29
39 43
40 75
41 19
42 26
43 81
44 22
45 6
46 14
47 49
48 70
49 48
50 78
51 30
52 51
53 89
54 28
55 35
56 92
57 99
58 204
59 225
60 267
61 281
62 515
63 73
64 15
65 7
66 23
67 58

List of values

[0, 9, 1, 8, 64, 10, 2, 16, 65, 18, 3, 11, 25, 67, 24, 72, 27, 4, 12, 33, 68, 32, 76, 20, 34, 74, 17, 66, 80, 129, 136, 512, 69, 13, 5, 21, 42, 77, 29, 43, 75, 19, 26, 81, 22, 6, 14, 49, 70, 48, 78, 30, 51, 89, 28, 35, 92, 99, 204, 225, 267, 281, 515, 73, 15, 7, 23, 58]