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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.

A171773 This sequence is a relative of the audioactive sequences. We generate it by starting with a symbol * and describe sequentially: *, 1*, 111*, 311*, 13211*,...

Table of values

n a(n)
1 1
2 111
3 311
4 13211
5 111312211
6 31131122211
7 1321132132211
8 111312211312111322211
9 3113112221131112311332211
10 13211321322113311213212322211
11 1113122113121113222123211211131211121332211
12 3113112221131112311332111213122112311311123112112322211

List of values

[1, 111, 311, 13211, 111312211, 31131122211, 1321132132211, 111312211312111322211, 3113112221131112311332211, 13211321322113311213212322211, 1113122113121113222123211211131211121332211, 3113112221131112311332111213122112311311123112112322211]

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

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