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.

A100426 A sieve transform applied to Euler's phi function A000010 starting at 4.

Table of values

n a(n)
1 2
2 4
3 6
4 10
5 8
6 18
7 24
8 40
9 80
10 84
11 144
12 176
13 224
14 384
15 360
16 464
17 480
18 544
19 704
20 864
21 840
22 864
23 1012
24 1184
25 1280
26 1344
27 1320
28 1640
29 1904
30 2016
31 2384
32 2496
33 2864
34 2600
35 2976
36 3104
37 3240
38 3824
39 3560
40 4544
41 4784
42 4704
43 5184
44 5264
45 5376
46 5664
47 5600
48 6080
49 5640

List of values

[2, 4, 6, 10, 8, 18, 24, 40, 80, 84, 144, 176, 224, 384, 360, 464, 480, 544, 704, 864, 840, 864, 1012, 1184, 1280, 1344, 1320, 1640, 1904, 2016, 2384, 2496, 2864, 2600, 2976, 3104, 3240, 3824, 3560, 4544, 4784, 4704, 5184, 5264, 5376, 5664, 5600, 6080, 5640]