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.

A075166 Natural numbers mapped to Dyck path encodings of the rooted plane trees obtained by recursing on the exponents of the prime factorization of n.

Table of values

n a(n)
1 0
2 10
3 1010
4 1100
5 101010
6 101100
7 10101010
8 110100
9 110010
10 10101100
11 1010101010
12 10110100
13 101010101010
14 1010101100
15 10110010
16 111000
17 10101010101010
18 11001100
19 1010101010101010
20 1010110100
21 1010110010

List of values

[0, 10, 1010, 1100, 101010, 101100, 10101010, 110100, 110010, 10101100, 1010101010, 10110100, 101010101010, 1010101100, 10110010, 111000, 10101010101010, 11001100, 1010101010101010, 1010110100, 1010110010]

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

Content is available under The OEIS End-User License Agreement.