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.

A004195 The numbers not expressible as the sum of 4 distinct nonzero squares can be written D*4^n union E. This is D.

Table of values

n a(n)
1 1
2 2
3 3
4 5
5 6
6 7
7 9
8 10
9 11
10 13
11 14
12 15
13 17
14 18
15 19
16 22
17 23
18 25
19 26
20 27
21 31
22 33
23 34
24 37
25 38
26 42
27 43
28 47
29 55
30 58
31 67
32 73
33 82
34 97
35 103

List of values

[1, 2, 3, 5, 6, 7, 9, 10, 11, 13, 14, 15, 17, 18, 19, 22, 23, 25, 26, 27, 31, 33, 34, 37, 38, 42, 43, 47, 55, 58, 67, 73, 82, 97, 103]