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.

A135463 Numbers n with property that for each single digit d of n, we can also see the decimal expansions of d^2 and d^3 as substrings of n. Also n may not contain any 0 digits.

Table of values

n a(n)
1 1
2 11
3 111
4 1111
5 11111
6 111111
7 1111111
8 11111111
9 111111111
10 1111111111
11 11111111111
12 111111111111
13 1111111111111
14 11111111111111
15 111111111111111
16 1111111111111111
17 11111111111111111
18 111111111111111111
19 216343649812512729

List of values

[1, 11, 111, 1111, 11111, 111111, 1111111, 11111111, 111111111, 1111111111, 11111111111, 111111111111, 1111111111111, 11111111111111, 111111111111111, 1111111111111111, 11111111111111111, 111111111111111111, 216343649812512729]