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.

A057137 Concatenate next digit at right hand end (where the next digit after 9 is again 0).

Table of values

n a(n)
0 0
1 1
2 12
3 123
4 1234
5 12345
6 123456
7 1234567
8 12345678
9 123456789
10 1234567890
11 12345678901
12 123456789012
13 1234567890123
14 12345678901234
15 123456789012345
16 1234567890123456
17 12345678901234567
18 123456789012345678
19 1234567890123456789
20 12345678901234567890
21 123456789012345678901

List of values

[0, 1, 12, 123, 1234, 12345, 123456, 1234567, 12345678, 123456789, 1234567890, 12345678901, 123456789012, 1234567890123, 12345678901234, 123456789012345, 1234567890123456, 12345678901234567, 123456789012345678, 1234567890123456789, 12345678901234567890, 123456789012345678901]

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

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