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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.

A385221 Primes p such that multiplicative order of 4 modulo p is odd.

Table of values

n a(n)
1 3
2 7
3 11
4 19
5 23
6 31
7 43
8 47
9 59
10 67
11 71
12 73
13 79
14 83
15 89
16 103
17 107
18 127
19 131
20 139
21 151
22 163
23 167
24 179
25 191
26 199
27 211
28 223
29 227
30 233
31 239
32 251
33 263
34 271
35 281
36 283
37 307
38 311
39 331
40 337
41 347
42 359
43 367
44 379
45 383
46 419
47 431
48 439
49 443
50 463
51 467
52 479
53 487
54 491
55 499
56 503
57 523
58 547
59 563

List of values

[3, 7, 11, 19, 23, 31, 43, 47, 59, 67, 71, 73, 79, 83, 89, 103, 107, 127, 131, 139, 151, 163, 167, 179, 191, 199, 211, 223, 227, 233, 239, 251, 263, 271, 281, 283, 307, 311, 331, 337, 347, 359, 367, 379, 383, 419, 431, 439, 443, 463, 467, 479, 487, 491, 499, 503, 523, 547, 563]

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

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