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.

A180942 Odd composite numbers m for which A000111(m) == (-1)^( (m-1)/2 ) (mod m).

Table of values

n a(n)
1 91
2 561
3 781
4 1105
5 1661
6 1729
7 2465
8 2737
9 2821
10 6601
11 8911
12 10585
13 15841
14 29341
15 30433
16 41041
17 46657
18 52633
19 62745
20 63973
21 75361
22 90241
23 101101
24 115921
25 126217
26 136371
27 136741
28 137149
29 162401
30 172081
31 176565
32 188461
33 251251
34 252601
35 278545
36 294409
37 314821
38 334153

List of values

[91, 561, 781, 1105, 1661, 1729, 2465, 2737, 2821, 6601, 8911, 10585, 15841, 29341, 30433, 41041, 46657, 52633, 62745, 63973, 75361, 90241, 101101, 115921, 126217, 136371, 136741, 137149, 162401, 172081, 176565, 188461, 251251, 252601, 278545, 294409, 314821, 334153]