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.

A136849 Numbers k such that k and k^2 use only the digits 0, 1, 3, 6 and 8.

Table of values

n a(n)
1 0
2 1
3 6
4 10
5 60
6 100
7 600
8 1000
9 6000
10 8131
11 10000
12 10301
13 10631
14 10801
15 31801
16 60000
17 60306
18 81310
19 100000
20 103010
21 103131
22 106310
23 108010
24 116881
25 136631
26 318010
27 600000
28 603060
29 813100
30 1000000
31 1003001
32 1008001
33 1030100
34 1031310
35 1063100
36 1080100
37 1080801
38 1086881
39 1168810
40 1366310
41 1366881
42 3168381
43 3180100
44 6000000
45 6003006

List of values

[0, 1, 6, 10, 60, 100, 600, 1000, 6000, 8131, 10000, 10301, 10631, 10801, 31801, 60000, 60306, 81310, 100000, 103010, 103131, 106310, 108010, 116881, 136631, 318010, 600000, 603060, 813100, 1000000, 1003001, 1008001, 1030100, 1031310, 1063100, 1080100, 1080801, 1086881, 1168810, 1366310, 1366881, 3168381, 3180100, 6000000, 6003006]

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

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