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.

A242889 Beginning with adding a central 'Sun' configuration of a centrally symmetric rhomb tiling with 7-fold symmetry, number of tiles that can be added to the free edges of the tiling.

Table of values

n a(n)
1 7
2 7
3 7
4 14
5 21
6 35
7 28
8 28
9 42
10 49
11 63
12 42
13 56

List of values

[7, 7, 7, 14, 21, 35, 28, 28, 42, 49, 63, 42, 56]

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

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