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.

A096910 Primitive Pythagorean Quadruples a^2+b^2+c^2=d^2, 0 gcd(a,b,c,d)=1, sorted by d, then c, then b; sequence gives d values.

Table of values

n a(n)
1 3
2 7
3 9
4 9
5 11
6 11
7 13
8 15
9 15
10 17
11 17
12 19
13 19
14 19
15 21
16 21
17 21
18 21
19 23
20 23
21 23
22 25
23 25
24 27
25 27
26 27
27 27
28 27
29 29
30 29
31 29
32 31
33 31
34 31
35 31
36 33
37 33
38 33
39 33
40 33
41 33
42 33
43 35
44 35
45 35
46 35
47 37
48 37
49 37
50 37
51 39
52 39
53 39
54 39
55 39
56 39
57 41
58 41
59 41
60 41
61 41
62 43
63 43
64 43
65 43
66 43
67 43
68 45
69 45
70 45

List of values

[3, 7, 9, 9, 11, 11, 13, 15, 15, 17, 17, 19, 19, 19, 21, 21, 21, 21, 23, 23, 23, 25, 25, 27, 27, 27, 27, 27, 29, 29, 29, 31, 31, 31, 31, 33, 33, 33, 33, 33, 33, 33, 35, 35, 35, 35, 37, 37, 37, 37, 39, 39, 39, 39, 39, 39, 41, 41, 41, 41, 41, 43, 43, 43, 43, 43, 43, 45, 45, 45]

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

Content is available under The OEIS End-User License Agreement.