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.

A139103 Numbers that show the distribution of prime numbers up to the n-th prime using "0" for primes and "1" for nonprime numbers.

Table of values

n a(n)
1 10
2 100
3 10010
4 1001010
5 10010101110
6 1001010111010
7 10010101110101110
8 1001010111010111010
9 10010101110101110101110
10 10010101110101110101110111110
11 1001010111010111010111011111010
12 1001010111010111010111011111010111110
13 10010101110101110101110111110101111101110

List of values

[10, 100, 10010, 1001010, 10010101110, 1001010111010, 10010101110101110, 1001010111010111010, 10010101110101110101110, 10010101110101110101110111110, 1001010111010111010111011111010, 1001010111010111010111011111010111110, 10010101110101110101110111110101111101110]

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

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