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.

A349951 Similar to the "Look and Say" sequence, with the added requirement that every third digit describes the location of a digit in blocks of three in the previous term.

Table of values

n a(n)
1 1
2 111
3 311
4 131211
5 111131111122212
6 311112132112313114224125115125
7 131211212122113133123214124135115135216146227147118128158219159111012101510

List of values

[1, 111, 311, 131211, 111131111122212, 311112132112313114224125115125, 131211212122113133123214124135115135216146227147118128158219159111012101510]

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

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