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.

A125011 Numbers n for which nontrivial positive magic squares of exactly 4 different orders with magic sum n exist. For a definition of nontrivial positive magic squares, see A125005.

Table of values

n a(n)
1 210
2 315
3 378
4 405
5 420
6 441
7 450
8 495
9 540
10 555
11 567
12 615
13 645
14 705
15 756
16 770
17 795
18 810
19 819
20 870
21 885
22 891
23 900
24 915
25 918
26 924
27 930
28 954
29 966
30 975
31 1005
32 1026
33 1062
34 1065
35 1071
36 1089
37 1095
38 1098
39 1110
40 1122
41 1185
42 1188
43 1197
44 1206
45 1218
46 1230
47 1242

List of values

[210, 315, 378, 405, 420, 441, 450, 495, 540, 555, 567, 615, 645, 705, 756, 770, 795, 810, 819, 870, 885, 891, 900, 915, 918, 924, 930, 954, 966, 975, 1005, 1026, 1062, 1065, 1071, 1089, 1095, 1098, 1110, 1122, 1185, 1188, 1197, 1206, 1218, 1230, 1242]