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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.

A308122 Sum of the perimeters of all scalene triangles with perimeter n whose side lengths are squarefree.

Table of values

n a(n)
1 0
2 0
3 0
4 0
5 0
6 0
7 0
8 0
9 0
10 0
11 0
12 0
13 13
14 14
15 30
16 16
17 0
18 18
19 0
20 0
21 21
22 22
23 69
24 48
25 0
26 26
27 54
28 56
29 116
30 150
31 217
32 160
33 99
34 136
35 210
36 144
37 148
38 190
39 273
40 200
41 164
42 210
43 301
44 220
45 405
46 506
47 611
48 480
49 441
50 500
51 459
52 312
53 530
54 594
55 550
56 392
57 342
58 464
59 531
60 480
61 732

List of values

[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 13, 14, 30, 16, 0, 18, 0, 0, 21, 22, 69, 48, 0, 26, 54, 56, 116, 150, 217, 160, 99, 136, 210, 144, 148, 190, 273, 200, 164, 210, 301, 220, 405, 506, 611, 480, 441, 500, 459, 312, 530, 594, 550, 392, 342, 464, 531, 480, 732]

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

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