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.

A180549 Primes that become a different prime under the mapping 4 <=> 8.

Table of values

n a(n)
1 43
2 83
3 241
4 281
5 349
6 389
7 409
8 421
9 439
10 443
11 457
12 463
13 547
14 587
15 643
16 683
17 809
18 821
19 839
20 857
21 863
22 883
23 1249
24 1289
25 1423
26 1471
27 1487
28 1543
29 1583
30 1747
31 1787
32 1823
33 1847
34 1871
35 2341
36 2381
37 2437
38 2447
39 2647
40 2687
41 2749
42 2789
43 2837
44 2887
45 3049
46 3089
47 3433

List of values

[43, 83, 241, 281, 349, 389, 409, 421, 439, 443, 457, 463, 547, 587, 643, 683, 809, 821, 839, 857, 863, 883, 1249, 1289, 1423, 1471, 1487, 1543, 1583, 1747, 1787, 1823, 1847, 1871, 2341, 2381, 2437, 2447, 2647, 2687, 2749, 2789, 2837, 2887, 3049, 3089, 3433]

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

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