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.

A143850 Numbers of the form (p^2 + q^2)/2, for odd primes p and q.

Table of values

n a(n)
1 9
2 17
3 25
4 29
5 37
6 49
7 65
8 73
9 85
10 89
11 97
12 109
13 121
14 145
15 149
16 157
17 169
18 185
19 193
20 205
21 229
22 241
23 265
24 269
25 277
26 289
27 325
28 349
29 361
30 409
31 425
32 433
33 445
34 481
35 485
36 493
37 505
38 529
39 541
40 565
41 601
42 625
43 661
44 685
45 689
46 697
47 709
48 745
49 769
50 829
51 841
52 845
53 853
54 865

List of values

[9, 17, 25, 29, 37, 49, 65, 73, 85, 89, 97, 109, 121, 145, 149, 157, 169, 185, 193, 205, 229, 241, 265, 269, 277, 289, 325, 349, 361, 409, 425, 433, 445, 481, 485, 493, 505, 529, 541, 565, 601, 625, 661, 685, 689, 697, 709, 745, 769, 829, 841, 845, 853, 865]