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.

A178028 Numbers n dividing every cyclic permutation of n^2.

Table of values

n a(n)
1 1
2 2
3 3
4 9
5 27
6 33
7 99
8 123
9 271
10 333
11 351
12 407
13 429
14 481
15 693
16 777
17 819
18 999
19 2151
20 3333
21 4521
22 7227
23 7373
24 9999
25 33333
26 81819
27 99999
28 194841
29 326733
30 333333
31 340067
32 366337
33 369963
34 386139
35 389961
36 437229
37 534391
38 623763
39 706293
40 762377
41 863247

List of values

[1, 2, 3, 9, 27, 33, 99, 123, 271, 333, 351, 407, 429, 481, 693, 777, 819, 999, 2151, 3333, 4521, 7227, 7373, 9999, 33333, 81819, 99999, 194841, 326733, 333333, 340067, 366337, 369963, 386139, 389961, 437229, 534391, 623763, 706293, 762377, 863247]