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.

A018820 Numbers k that are the sum of m nonzero squares for all 1 <= m <= k - 14.

Table of values

n a(n)
1 169
2 225
3 289
4 625
5 676
6 841
7 900
8 1156
9 1225
10 1369
11 1521
12 1681
13 2025
14 2500
15 2601
16 2704
17 2809
18 3025
19 3364
20 3600
21 3721
22 4225
23 4624
24 4900
25 5329
26 5476
27 5625
28 6084
29 6724
30 7225
31 7569
32 7921
33 8100
34 8281
35 9025
36 9409
37 10000
38 10201
39 10404
40 10816
41 11025
42 11236

List of values

[169, 225, 289, 625, 676, 841, 900, 1156, 1225, 1369, 1521, 1681, 2025, 2500, 2601, 2704, 2809, 3025, 3364, 3600, 3721, 4225, 4624, 4900, 5329, 5476, 5625, 6084, 6724, 7225, 7569, 7921, 8100, 8281, 9025, 9409, 10000, 10201, 10404, 10816, 11025, 11236]