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.

A053211 Cototients of consecutive pure powers of primes.

Table of values

n a(n)
1 2
2 4
3 3
4 8
5 5
6 9
7 16
8 7
9 32
10 27
11 11
12 25
13 64
14 13
15 81
16 128
17 17
18 49
19 19
20 256
21 23
22 125
23 243
24 29
25 31
26 512
27 121
28 37
29 41
30 43
31 1024
32 729
33 169
34 47
35 343
36 53
37 625
38 59
39 61
40 2048
41 67
42 289
43 71
44 73
45 79
46 2187
47 361
48 83
49 89
50 4096
51 97
52 101
53 103
54 107
55 109
56 529
57 113
58 1331
59 3125
60 127

List of values

[2, 4, 3, 8, 5, 9, 16, 7, 32, 27, 11, 25, 64, 13, 81, 128, 17, 49, 19, 256, 23, 125, 243, 29, 31, 512, 121, 37, 41, 43, 1024, 729, 169, 47, 343, 53, 625, 59, 61, 2048, 67, 289, 71, 73, 79, 2187, 361, 83, 89, 4096, 97, 101, 103, 107, 109, 529, 113, 1331, 3125, 127]