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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.

A383957 Sum of the legs of the unique primitive Pythagorean triple whose inradius is A000108(n) and such that its long leg and its hypotenuse are consecutive natural numbers.

Table of values

n a(n)
0 7
1 7
2 17
3 71
4 449
5 3697
6 35377
7 369799
8 4095521
9 47297537
10 564278417
11 6911822737
12 86538816337
13 1103803791601
14 14305269324961
15 187980077927431
16 2500329797088481
17 33615543666867361
18 456277457385934801
19 6246438372527004961
20 86175353802778434481
21 1197196443885744428881
22 16738118900659230353761

List of values

[7, 7, 17, 71, 449, 3697, 35377, 369799, 4095521, 47297537, 564278417, 6911822737, 86538816337, 1103803791601, 14305269324961, 187980077927431, 2500329797088481, 33615543666867361, 456277457385934801, 6246438372527004961, 86175353802778434481, 1197196443885744428881, 16738118900659230353761]

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

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