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.

A147589 Concatenation of 2n-1 digits 1 and n-1 digits 0.

Table of values

n a(n)
1 1
2 1110
3 1111100
4 1111111000
5 1111111110000
6 1111111111100000
7 1111111111111000000
8 1111111111111110000000
9 1111111111111111100000000
10 1111111111111111111000000000
11 1111111111111111111110000000000

List of values

[1, 1110, 1111100, 1111111000, 1111111110000, 1111111111100000, 1111111111111000000, 1111111111111110000000, 1111111111111111100000000, 1111111111111111111000000000, 1111111111111111111110000000000]

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

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