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.

A374184 Numbers k such that K(19 / k) != K((-1)^floor(k/2)*k / 19), where K(a/b) is the Kronecker symbol. Row 5 of A374188.

Table of values

n a(n)
1 2
2 10
3 12
4 18
5 24
6 26
7 28
8 34
9 42
10 44
11 48
12 50
13 56
14 58
15 60
16 66
17 74
18 82
19 88
20 90
21 92
22 96
23 98
24 106
25 108
26 112
27 120
28 122
29 124
30 130
31 138
32 140
33 146
34 154
35 156
36 162
37 170
38 172
39 176
40 178
41 184
42 186
43 188
44 192
45 194
46 202
47 204
48 210
49 216
50 218
51 220
52 224
53 226
54 234
55 236
56 240
57 242

List of values

[2, 10, 12, 18, 24, 26, 28, 34, 42, 44, 48, 50, 56, 58, 60, 66, 74, 82, 88, 90, 92, 96, 98, 106, 108, 112, 120, 122, 124, 130, 138, 140, 146, 154, 156, 162, 170, 172, 176, 178, 184, 186, 188, 192, 194, 202, 204, 210, 216, 218, 220, 224, 226, 234, 236, 240, 242]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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