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.

A140116 Numbers encoded in an alternate, sometimes more compact, binary system with a third, dual-purpose, prefix/delimiter symbol not always required.

Table of values

n a(n)
0 0
1 20
2 1
3 21
4 10
5 21021
6 21020
7 210
8 11
9 1120
10 1121
11 211210
12 11210
13 21121
14 21120
15 211
16 100
17 10020
18 10021
19 2100211210
20 100210
21 210021121
22 210021120
23 2100211
24 100211
25 210021021
26 210021020
27 2100210
28 21002120
29 210021
30 210020
31 2100
32 101
33 10120

List of values

[0, 20, 1, 21, 10, 21021, 21020, 210, 11, 1120, 1121, 211210, 11210, 21121, 21120, 211, 100, 10020, 10021, 2100211210, 100210, 210021121, 210021120, 2100211, 100211, 210021021, 210021020, 2100210, 21002120, 210021, 210020, 2100, 101, 10120]

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

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