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.

A077571 Squarefree numbers obtained by repeating a single digit.

Table of values

n a(n)
1 1
2 2
3 3
4 5
5 6
6 7
7 11
8 22
9 33
10 55
11 66
12 77
13 111
14 222
15 555
16 777
17 1111
18 2222
19 3333
20 5555
21 6666
22 7777
23 11111
24 22222
25 33333
26 55555
27 66666
28 77777
29 111111
30 222222
31 555555
32 1111111
33 2222222
34 3333333
35 5555555
36 6666666
37 7777777
38 11111111
39 22222222
40 33333333

List of values

[1, 2, 3, 5, 6, 7, 11, 22, 33, 55, 66, 77, 111, 222, 555, 777, 1111, 2222, 3333, 5555, 6666, 7777, 11111, 22222, 33333, 55555, 66666, 77777, 111111, 222222, 555555, 1111111, 2222222, 3333333, 5555555, 6666666, 7777777, 11111111, 22222222, 33333333]

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

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