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.

A141293 Primes p of the form 4*k+1 which are not of the form r^2 + 1.

Table of values

n a(n)
1 13
2 29
3 41
4 53
5 61
6 73
7 89
8 97
9 109
10 113
11 137
12 149
13 157
14 173
15 181
16 193
17 229
18 233
19 241
20 269
21 277
22 281
23 293
24 313
25 317
26 337
27 349
28 353
29 373
30 389
31 397
32 409
33 421
34 433
35 449
36 457
37 461
38 509
39 521
40 541
41 557
42 569
43 593
44 601
45 613
46 617
47 641
48 653
49 661
50 673
51 701
52 709
53 733
54 757
55 761
56 769

List of values

[13, 29, 41, 53, 61, 73, 89, 97, 109, 113, 137, 149, 157, 173, 181, 193, 229, 233, 241, 269, 277, 281, 293, 313, 317, 337, 349, 353, 373, 389, 397, 409, 421, 433, 449, 457, 461, 509, 521, 541, 557, 569, 593, 601, 613, 617, 641, 653, 661, 673, 701, 709, 733, 757, 761, 769]