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.

A140643 First differences of A140642.

Table of values

n a(n)
0 1
1 1
2 1
3 1
4 1
5 2
6 2
7 1
8 1
9 4
10 4
11 1
12 1
13 2
14 8
15 8
16 2
17 1
18 1
19 4
20 16
21 16
22 4
23 1
24 1
25 2
26 8
27 32
28 32
29 8
30 2
31 1
32 1
33 4
34 16
35 64
36 64
37 16
38 4
39 1

List of values

[1, 1, 1, 1, 1, 2, 2, 1, 1, 4, 4, 1, 1, 2, 8, 8, 2, 1, 1, 4, 16, 16, 4, 1, 1, 2, 8, 32, 32, 8, 2, 1, 1, 4, 16, 64, 64, 16, 4, 1]