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.

A282762 7*n analog to Keith numbers.

Table of values

n a(n)
1 3
2 6
3 9
4 12
5 25
6 29
7 33
8 58
9 62
10 66
11 70
12 87
13 91
14 95
15 99
16 124
17 128
18 150
19 152
20 165
21 178
22 191
23 204
24 217
25 592
26 801
27 1184
28 3860
29 15728
30 59800
31 117711
32 157701
33 230720
34 270737
35 496085
36 795918
37 869366
38 954639
39 1549319
40 1826773
41 3169440
42 3170466
43 3973793
44 3974819
45 3975845
46 4012718
47 4013744
48 5120160
49 5653357
50 5978943

List of values

[3, 6, 9, 12, 25, 29, 33, 58, 62, 66, 70, 87, 91, 95, 99, 124, 128, 150, 152, 165, 178, 191, 204, 217, 592, 801, 1184, 3860, 15728, 59800, 117711, 157701, 230720, 270737, 496085, 795918, 869366, 954639, 1549319, 1826773, 3169440, 3170466, 3973793, 3974819, 3975845, 4012718, 4013744, 5120160, 5653357, 5978943]

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

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