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.

A180543 Primes that become a different prime under the mapping 3 <=> 7.

Table of values

n a(n)
1 3
2 7
3 13
4 17
5 31
6 37
7 43
8 47
9 71
10 73
11 103
12 107
13 137
14 139
15 163
16 167
17 173
18 179
19 193
20 197
21 223
22 227
23 233
24 277
25 337
26 347
27 353
28 379
29 383
30 439
31 463
32 467
33 479
34 613
35 617
36 643
37 647
38 739
39 743
40 757
41 773
42 787
43 823
44 827
45 853
46 857
47 883
48 887
49 1093
50 1097
51 1213
52 1217
53 1321

List of values

[3, 7, 13, 17, 31, 37, 43, 47, 71, 73, 103, 107, 137, 139, 163, 167, 173, 179, 193, 197, 223, 227, 233, 277, 337, 347, 353, 379, 383, 439, 463, 467, 479, 613, 617, 643, 647, 739, 743, 757, 773, 787, 823, 827, 853, 857, 883, 887, 1093, 1097, 1213, 1217, 1321]