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.

A078928 Smallest p for which there are exactly n primitive Pythagorean triangles with perimeter p; i.e., smallest p such that A070109(p) = n.

Table of values

n a(n)
1 12
2 1716
3 14280
4 317460
5 1542684
6 6240360
7 19399380
8 63303240
9 239168580
10 397687290
11 458948490
12 813632820
13 562582020
14 2824441620
15 3346393050
16 6915878970
17 6469693230
18 8720021310
19 9146807670
20 8254436190
21 23065862820
22 25859373540
23 202536455550

List of values

[12, 1716, 14280, 317460, 1542684, 6240360, 19399380, 63303240, 239168580, 397687290, 458948490, 813632820, 562582020, 2824441620, 3346393050, 6915878970, 6469693230, 8720021310, 9146807670, 8254436190, 23065862820, 25859373540, 202536455550]

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

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