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.

A039670 Sets of 4 numbers in arithmetic progression with common difference 6 and whose phi values are equal.

Table of values

n a(n)
1 72
2 78
3 84
4 90
5 216
6 222
7 228
8 234
9 76326
10 76332
11 76338
12 76344
13 101526
14 101532
15 101538
16 101544
17 116646
18 116652
19 116658
20 116664
21 146886
22 146892
23 146898
24 146904
25 298086
26 298092
27 298098
28 298104
29 369366
30 369372
31 369378
32 369384
33 624966
34 624972

List of values

[72, 78, 84, 90, 216, 222, 228, 234, 76326, 76332, 76338, 76344, 101526, 101532, 101538, 101544, 116646, 116652, 116658, 116664, 146886, 146892, 146898, 146904, 298086, 298092, 298098, 298104, 369366, 369372, 369378, 369384, 624966, 624972]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement.