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.

A122565 Twin primes of form 4k+1, 4k+3.

Table of values

n a(n)
1 5
2 7
3 17
4 19
5 29
6 31
7 41
8 43
9 101
10 103
11 137
12 139
13 149
14 151
15 197
16 199
17 269
18 271
19 281
20 283
21 461
22 463
23 521
24 523
25 569
26 571
27 617
28 619
29 641
30 643
31 809
32 811
33 821
34 823
35 857
36 859
37 881
38 883
39 1049
40 1051
41 1061
42 1063
43 1229
44 1231
45 1277
46 1279
47 1289
48 1291
49 1301
50 1303
51 1481

List of values

[5, 7, 17, 19, 29, 31, 41, 43, 101, 103, 137, 139, 149, 151, 197, 199, 269, 271, 281, 283, 461, 463, 521, 523, 569, 571, 617, 619, 641, 643, 809, 811, 821, 823, 857, 859, 881, 883, 1049, 1051, 1061, 1063, 1229, 1231, 1277, 1279, 1289, 1291, 1301, 1303, 1481]

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

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