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.

A157120 Positive numbers y such that y^2 is of the form x^2+(x+103)^2 with integer x.

Table of values

n a(n)
1 73
2 103
3 205
4 233
5 515
6 1157
7 1325
8 2987
9 6737
10 7717
11 17407
12 39265
13 44977
14 101455
15 228853
16 262145
17 591323
18 1333853
19 1527893
20 3446483
21 7774265
22 8905213
23 20087575
24 45311737
25 51903385
26 117078967
27 264096157
28 302515097
29 682386227
30 1539265205

List of values

[73, 103, 205, 233, 515, 1157, 1325, 2987, 6737, 7717, 17407, 39265, 44977, 101455, 228853, 262145, 591323, 1333853, 1527893, 3446483, 7774265, 8905213, 20087575, 45311737, 51903385, 117078967, 264096157, 302515097, 682386227, 1539265205]

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

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