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.

A364109 a(n) is the lesser coefficient of the pair (x, y) such that (x^2-y^2)/r, 2*x*y/r, (x^2+y^2)/r are the 2 legs and hypotenuse of the least Pythagorean triple having area A006991(n).

Table of values

n a(n)
1 4
2 1
3 9
4 36
5 1
6 1
7 3
8 49
9 17689
10 4900
11 2
12 81
13 8
14 1764
15 289
16 12
17 16
18 49
19 2289169
20 1158313156
21 44
22 10227204
23 22801
24 4
25 169
26 2
27 121
28 2809
29 1
30 166952241
31 36
32 49
33 169
34 75
35 529
36 76
37 3975302500
38 1
39 7551929273974569
40 1764
41 1
42 12
43 19298449
44 25
45 305111826865145547009
46 143811
47 14161
48 3136
49 1
50 1

List of values

[4, 1, 9, 36, 1, 1, 3, 49, 17689, 4900, 2, 81, 8, 1764, 289, 12, 16, 49, 2289169, 1158313156, 44, 10227204, 22801, 4, 169, 2, 121, 2809, 1, 166952241, 36, 49, 169, 75, 529, 76, 3975302500, 1, 7551929273974569, 1764, 1, 12, 19298449, 25, 305111826865145547009, 143811, 14161, 3136, 1, 1]