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.

A289674 Consider the Post tag system described in A284116 (but adapted to the alphabet {1,2}); sequence lists the words that belong to cycles.

Table of values

n a(n)
1 21211
2 112212
3 21211221211
4 112212112212
5 221222121111
6 1112212221211
7 2122212111111
8 2221211112212
9 12111122122212
10 12221222121111
11 22121111112212
12 122122212221211
13 211111122122212
14 1111221222122212
15 21211221211221211
16 21222122212111111
17 112212112212112212

List of values

[21211, 112212, 21211221211, 112212112212, 221222121111, 1112212221211, 2122212111111, 2221211112212, 12111122122212, 12221222121111, 22121111112212, 122122212221211, 211111122122212, 1111221222122212, 21211221211221211, 21222122212111111, 112212112212112212]

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

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