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.

A056161 Solutions (value of x) of Diophantine equation 2*x^2 + 3*x + 2 = r^2.

Table of values

n a(n)
0 2
1 7
2 94
3 263
4 3218
5 8959
6 109342
7 304367
8 3714434
9 10339543
10 126181438
11 351240119
12 4286454482
13 11931824527
14 145613270974
15 405330793823
16 4946564758658
17 13769315165479
18 168037588523422
19 467751384832487
20 5708331445037714
21 15889777769139103
22 193915231542758878

List of values

[2, 7, 94, 263, 3218, 8959, 109342, 304367, 3714434, 10339543, 126181438, 351240119, 4286454482, 11931824527, 145613270974, 405330793823, 4946564758658, 13769315165479, 168037588523422, 467751384832487, 5708331445037714, 15889777769139103, 193915231542758878]

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

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