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.

A225810 a(n) = (10^n)^2 + 4*(10^n) + 1.

Table of values

n a(n)
0 6
1 141
2 10401
3 1004001
4 100040001
5 10000400001
6 1000004000001
7 100000040000001
8 10000000400000001
9 1000000004000000001
10 100000000040000000001
11 10000000000400000000001
12 1000000000004000000000001
13 100000000000040000000000001
14 10000000000000400000000000001

List of values

[6, 141, 10401, 1004001, 100040001, 10000400001, 1000004000001, 100000040000001, 10000000400000001, 1000000004000000001, 100000000040000000001, 10000000000400000000001, 1000000000004000000000001, 100000000000040000000000001, 10000000000000400000000000001]

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

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