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.

A051268 Numbers n such that maximal value of prime divisors of reduced residue system for n is 4.

Table of values

n a(n)
1 211
2 221
3 223
4 227
5 229
6 233
7 239
8 241
9 247
10 251
11 253
12 257
13 263
14 269
15 271
16 277
17 281
18 283
19 289
20 293
21 299
22 307
23 311
24 313
25 317
26 319
27 323
28 331
29 337
30 341
31 343
32 347
33 349
34 353
35 359
36 361
37 367
38 371
39 373
40 377
41 379
42 383
43 389
44 391
45 397
46 401
47 403
48 407
49 409
50 413

List of values

[211, 221, 223, 227, 229, 233, 239, 241, 247, 251, 253, 257, 263, 269, 271, 277, 281, 283, 289, 293, 299, 307, 311, 313, 317, 319, 323, 331, 337, 341, 343, 347, 349, 353, 359, 361, 367, 371, 373, 377, 379, 383, 389, 391, 397, 401, 403, 407, 409, 413]