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.

A076289 Numbers of the form (10^(m*r)-1)/(10^r-1) for positive integers m, r.

Table of values

n a(n)
1 1
2 11
3 101
4 111
5 1001
6 1111
7 10001
8 10101
9 11111
10 100001
11 111111
12 1000001
13 1001001
14 1010101
15 1111111
16 10000001
17 11111111
18 100000001
19 100010001
20 101010101
21 111111111
22 1000000001
23 1001001001
24 1111111111
25 10000000001
26 10000100001
27 10101010101
28 11111111111

List of values

[1, 11, 101, 111, 1001, 1111, 10001, 10101, 11111, 100001, 111111, 1000001, 1001001, 1010101, 1111111, 10000001, 11111111, 100000001, 100010001, 101010101, 111111111, 1000000001, 1001001001, 1111111111, 10000000001, 10000100001, 10101010101, 11111111111]

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

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