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.

A333021 Starts of runs of 4 consecutive even numbers that are all totient numbers (A002202).

Table of values

n a(n)
1 2
2 4
3 6
4 16
5 18
6 40
7 42
8 52
9 54
10 78
11 100
12 102
13 104
14 106
15 126
16 160
17 162
18 220
19 222
20 342
21 378
22 438
23 460
24 462
25 498
26 500
27 502
28 856
29 858
30 880
31 882
32 1086
33 1276
34 1278
35 1300
36 1422
37 1480
38 1482
39 1566
40 1660
41 1662
42 1804
43 1806
44 1996
45 2058
46 2200
47 2202
48 2236
49 2238
50 3016
51 3018

List of values

[2, 4, 6, 16, 18, 40, 42, 52, 54, 78, 100, 102, 104, 106, 126, 160, 162, 220, 222, 342, 378, 438, 460, 462, 498, 500, 502, 856, 858, 880, 882, 1086, 1276, 1278, 1300, 1422, 1480, 1482, 1566, 1660, 1662, 1804, 1806, 1996, 2058, 2200, 2202, 2236, 2238, 3016, 3018]