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.

A103952 Smallest powerful number such that a(n)-n is also powerful.

Table of values

n a(n)
1 9
2 27
3 4
4 8
5 9
6 214375
7 8
8 9
9 25
10 2197
11 27
12 16
13 49
14 30459375
15 16
16 25
17 25
18 27
19 27
20 36
21 25
22 49
23 27
24 25
25 125
26 27
27 36
28 32
29 225
30 6889
31 32
32 36
33 49
34 899236854961
35 36
36 72
37 64
38 1369
39 64
40 49
41 49
42 518436000667
43 243
44 108
45 49
46 289
47 72
48 49
49 81
50 675
51 100
52 196
53 125
54 81
55 64
56 64

List of values

[9, 27, 4, 8, 9, 214375, 8, 9, 25, 2197, 27, 16, 49, 30459375, 16, 25, 25, 27, 27, 36, 25, 49, 27, 25, 125, 27, 36, 32, 225, 6889, 32, 36, 49, 899236854961, 36, 72, 64, 1369, 64, 49, 49, 518436000667, 243, 108, 49, 289, 72, 49, 81, 675, 100, 196, 125, 81, 64, 64]

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

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