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.

A168586 Smallest n-digit prime with only digits 0 and 1, and having least digit sum (or 0, if no such prime exists).

Table of values

n a(n)
1 0
2 11
3 101
4 0
5 10111
6 101111
7 1011001
8 10010101
9 101001001
10 1000001011
11 10000001101
12 100000010101
13 1000100000101
14 10000000001011
15 100000000100101
16 1000000000100011
17 10000000000001101
18 100000000001010001
19 1000000000000010011

List of values

[0, 11, 101, 0, 10111, 101111, 1011001, 10010101, 101001001, 1000001011, 10000001101, 100000010101, 1000100000101, 10000000001011, 100000000100101, 1000000000100011, 10000000000001101, 100000000001010001, 1000000000000010011]

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

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