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.

A213258 Positive integers that are not in A213257.

Table of values

n a(n)
1 4
2 12
3 20
4 28
5 32
6 36
7 44
8 52
9 60
10 68
11 76
12 84
13 92
14 96
15 100
16 108
17 116
18 124
19 132
20 140
21 148
22 156
23 160
24 164
25 172
26 180
27 188
28 196
29 204
30 212
31 220
32 224
33 228
34 236
35 244
36 252
37 256
38 260
39 268
40 276
41 284
42 288
43 292
44 300
45 308
46 316
47 324
48 332
49 340
50 348
51 352
52 356
53 364
54 372
55 380
56 388
57 396
58 404
59 412
60 416
61 420
62 428
63 436
64 444
65 452
66 460
67 468
68 476
69 480
70 484
71 492
72 500

List of values

[4, 12, 20, 28, 32, 36, 44, 52, 60, 68, 76, 84, 92, 96, 100, 108, 116, 124, 132, 140, 148, 156, 160, 164, 172, 180, 188, 196, 204, 212, 220, 224, 228, 236, 244, 252, 256, 260, 268, 276, 284, 288, 292, 300, 308, 316, 324, 332, 340, 348, 352, 356, 364, 372, 380, 388, 396, 404, 412, 416, 420, 428, 436, 444, 452, 460, 468, 476, 480, 484, 492, 500]