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.

A136829 Numbers k such that k and k^2 use only the digits 0, 1, 2, 6 and 8.

Table of values

n a(n)
1 0
2 1
3 10
4 11
5 100
6 101
7 110
8 261
9 1000
10 1001
11 1010
12 1011
13 1100
14 1101
15 2610
16 10000
17 10001
18 10010
19 10011
20 10100
21 10110
22 10801
23 11000
24 11001
25 11010
26 11261
27 26100
28 26101
29 100000
30 100001
31 100010
32 100011
33 100100
34 100101
35 100110
36 101000
37 101001
38 101100
39 108010
40 110000
41 110001
42 110010
43 110100
44 112610
45 261000
46 261010
47 282881
48 816261
49 1000000
50 1000001

List of values

[0, 1, 10, 11, 100, 101, 110, 261, 1000, 1001, 1010, 1011, 1100, 1101, 2610, 10000, 10001, 10010, 10011, 10100, 10110, 10801, 11000, 11001, 11010, 11261, 26100, 26101, 100000, 100001, 100010, 100011, 100100, 100101, 100110, 101000, 101001, 101100, 108010, 110000, 110001, 110010, 110100, 112610, 261000, 261010, 282881, 816261, 1000000, 1000001]

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

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