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.

A138147 Concatenation of n digits 1 and n digits 0.

Table of values

n a(n)
1 10
2 1100
3 111000
4 11110000
5 1111100000
6 111111000000
7 11111110000000
8 1111111100000000
9 111111111000000000
10 11111111110000000000
11 1111111111100000000000
12 111111111111000000000000
13 11111111111110000000000000
14 1111111111111100000000000000
15 111111111111111000000000000000

List of values

[10, 1100, 111000, 11110000, 1111100000, 111111000000, 11111110000000, 1111111100000000, 111111111000000000, 11111111110000000000, 1111111111100000000000, 111111111111000000000000, 11111111111110000000000000, 1111111111111100000000000000, 111111111111111000000000000000]

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

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