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.

A130669 Smallest k such that phi(x) = k has exactly n odd solutions.

Table of values

n a(n)
1 1
2 6
3 24
4 60
5 144
6 72
7 216
8 480
9 600
10 240
11 432
12 1152
13 1296
14 1080
15 4608
16 2016
17 720
18 2520
19 2400
20 1440
21 5184
22 4032
23 2880
24 5280
25 7776
26 2160
27 5760
28 21840
29 7560
30 9600
31 6720
32 16560
33 5040
34 15552
35 6480
36 13440
37 10800
38 11520
39 20736
40 4320
41 18144
42 12096
43 28512
44 16800

List of values

[1, 6, 24, 60, 144, 72, 216, 480, 600, 240, 432, 1152, 1296, 1080, 4608, 2016, 720, 2520, 2400, 1440, 5184, 4032, 2880, 5280, 7776, 2160, 5760, 21840, 7560, 9600, 6720, 16560, 5040, 15552, 6480, 13440, 10800, 11520, 20736, 4320, 18144, 12096, 28512, 16800]