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.

A211979 Numbers n formed by p 1's followed by p - 1 0's, where p is prime(n).

Table of values

n a(n)
1 110
2 11100
3 111110000
4 1111111000000
5 111111111110000000000
6 1111111111111000000000000
7 111111111111111110000000000000000
8 1111111111111111111000000000000000000
9 111111111111111111111110000000000000000000000

List of values

[110, 11100, 111110000, 1111111000000, 111111111110000000000, 1111111111111000000000000, 111111111111111110000000000000000, 1111111111111111111000000000000000000, 111111111111111111111110000000000000000000000]

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

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