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.

A309761 Numbers that are sums of consecutive powers of 10.

Table of values

n a(n)
1 1
2 10
3 11
4 100
5 110
6 111
7 1000
8 1100
9 1110
10 1111
11 10000
12 11000
13 11100
14 11110
15 11111
16 100000
17 110000
18 111000
19 111100
20 111110
21 111111
22 1000000
23 1100000
24 1110000
25 1111000
26 1111100
27 1111110
28 1111111
29 10000000
30 11000000
31 11100000
32 11110000
33 11111000
34 11111100

List of values

[1, 10, 11, 100, 110, 111, 1000, 1100, 1110, 1111, 10000, 11000, 11100, 11110, 11111, 100000, 110000, 111000, 111100, 111110, 111111, 1000000, 1100000, 1110000, 1111000, 1111100, 1111110, 1111111, 10000000, 11000000, 11100000, 11110000, 11111000, 11111100]

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

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