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.

A074109 Smallest n-digit squarefree number.

Table of values

n a(n)
1 2
2 10
3 101
4 1001
5 10001
6 100001
7 1000001
8 10000001
9 100000001
10 1000000001
11 10000000001
12 100000000002
13 1000000000001
14 10000000000001
15 100000000000001
16 1000000000000001
17 10000000000000001
18 100000000000000001

List of values

[2, 10, 101, 1001, 10001, 100001, 1000001, 10000001, 100000001, 1000000001, 10000000001, 100000000002, 1000000000001, 10000000000001, 100000000000001, 1000000000000001, 10000000000000001, 100000000000000001]

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

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