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.

A103224 Norm of the totient function phi(n) for Gaussian integers. See A103222 and A103223 for the real and imaginary parts.

Table of values

n a(n)
1 1
2 2
3 4
4 8
5 8
6 8
7 36
8 32
9 36
10 16
11 100
12 32
13 80
14 72
15 32
16 128
17 160
18 72
19 324
20 64
21 144
22 200
23 484
24 128
25 200
26 160
27 324
28 288
29 520
30 64
31 900
32 512
33 400
34 320
35 288
36 288
37 936
38 648
39 320
40 256
41 1088
42 288
43 1764
44 800
45 288
46 968
47 2116
48 512
49 1764
50 400
51 640
52 640
53 2000
54 648
55 800
56 1152

List of values

[1, 2, 4, 8, 8, 8, 36, 32, 36, 16, 100, 32, 80, 72, 32, 128, 160, 72, 324, 64, 144, 200, 484, 128, 200, 160, 324, 288, 520, 64, 900, 512, 400, 320, 288, 288, 936, 648, 320, 256, 1088, 288, 1764, 800, 288, 968, 2116, 512, 1764, 400, 640, 640, 2000, 648, 800, 1152]