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.

A229823 Even bisection gives sequence a itself, n->a(2*(8*n+k)-1) gives k-th differences of a for k=1..8 with a(n)=n for n<2.

Table of values

n a(n)
0 0
1 1
2 1
3 -1
4 1
5 -1
6 -1
7 7
8 1
9 -21
10 -1
11 49
12 -1
13 -91
14 7
15 119
16 1
17 0
18 -21
19 -2
20 -1
21 6
22 49
23 -14
24 -1
25 28
26 -91
27 -42
28 7
29 28
30 119
31 62
32 1
33 -2
34 0
35 4
36 -21
37 -8
38 -2
39 14
40 -1
41 -14
42 6
43 -14
44 49
45 90
46 -14
47 -174
48 -1
49 2
50 28
51 -4
52 -91
53 6
54 -42
55 0
56 7
57 -28
58 28
59 76
60 119
61 -84
62 62
63 -78
64 1

List of values

[0, 1, 1, -1, 1, -1, -1, 7, 1, -21, -1, 49, -1, -91, 7, 119, 1, 0, -21, -2, -1, 6, 49, -14, -1, 28, -91, -42, 7, 28, 119, 62, 1, -2, 0, 4, -21, -8, -2, 14, -1, -14, 6, -14, 49, 90, -14, -174, -1, 2, 28, -4, -91, 6, -42, 0, 7, -28, 28, 76, 119, -84, 62, -78, 1]