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.

A305322 Repdigit numbers that are divisible by 3.

Table of values

n a(n)
1 0
2 3
3 6
4 9
5 33
6 66
7 99
8 111
9 222
10 333
11 444
12 555
13 666
14 777
15 888
16 999
17 3333
18 6666
19 9999
20 33333
21 66666
22 99999
23 111111
24 222222
25 333333
26 444444
27 555555
28 666666
29 777777
30 888888
31 999999
32 3333333
33 6666666
34 9999999
35 33333333
36 66666666
37 99999999
38 111111111
39 222222222

List of values

[0, 3, 6, 9, 33, 66, 99, 111, 222, 333, 444, 555, 666, 777, 888, 999, 3333, 6666, 9999, 33333, 66666, 99999, 111111, 222222, 333333, 444444, 555555, 666666, 777777, 888888, 999999, 3333333, 6666666, 9999999, 33333333, 66666666, 99999999, 111111111, 222222222]

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

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