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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.

A273179 Numbers k for which 2 has exactly four square roots mod k.

Table of values

n a(n)
1 119
2 161
3 217
4 238
5 287
6 322
7 329
8 391
9 434
10 497
11 511
12 527
13 553
14 574
15 623
16 658
17 679
18 697
19 713
20 721
21 782
22 791
23 799
24 833
25 889
26 943
27 959
28 994
29 1022
30 1054
31 1057
32 1081
33 1106
34 1127
35 1169
36 1207
37 1241
38 1246
39 1271
40 1337
41 1343
42 1351
43 1358
44 1393
45 1394
46 1426
47 1442
48 1457
49 1513

List of values

[119, 161, 217, 238, 287, 322, 329, 391, 434, 497, 511, 527, 553, 574, 623, 658, 679, 697, 713, 721, 782, 791, 799, 833, 889, 943, 959, 994, 1022, 1054, 1057, 1081, 1106, 1127, 1169, 1207, 1241, 1246, 1271, 1337, 1343, 1351, 1358, 1393, 1394, 1426, 1442, 1457, 1513]

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

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