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.

A128153 The number of regular pentagons found by constructing n equally-spaced points on each side of the pentagon and drawing lines parallel to the pentagon sides, as well as lines connecting vertices.

Table of values

n a(n)
0 1
1 9
2 20
3 37
4 58
5 85
6 116
7 153
8 194
9 241
10 292
11 349
12 410

List of values

[1, 9, 20, 37, 58, 85, 116, 153, 194, 241, 292, 349, 410]

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

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