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.

A075171 Nonnegative integers mapped to Dyck path encodings of the rooted plane trees obtained by recursing on the run lengths of the binary expansion of n.

Table of values

n a(n)
0 0
1 10
2 1010
3 1100
4 101100
5 101010
6 110010
7 110100
8 10110100
9 10110010
10 10101010
11 10101100
12 11001100
13 11001010
14 11010010
15 111000
16 10111000
17 1011010010
18 1011001010
19 1011001100
20 1010101100
21 1010101010
22 1010110010
23 1010110100

List of values

[0, 10, 1010, 1100, 101100, 101010, 110010, 110100, 10110100, 10110010, 10101010, 10101100, 11001100, 11001010, 11010010, 111000, 10111000, 1011010010, 1011001010, 1011001100, 1010101100, 1010101010, 1010110010, 1010110100]

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

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