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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.

A332922 2*a(n) are the perimeters of distinct triangles with integer sides i <= j <= k, whose area equals 2 times their perimeter. Terms occurring more than once belong to different triangles.

Table of values

n a(n)
1 21
2 24
3 27
4 30
5 33
6 36
7 39
8 42
9 42
10 45
11 60
12 66
13 75
14 81
15 99
16 105
17 171
18 306

List of values

[21, 24, 27, 30, 33, 36, 39, 42, 42, 45, 60, 66, 75, 81, 99, 105, 171, 306]

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

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