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.

A383650 Averages k of a twin prime pair such that 3*k*2^d is also the average of a twin prime pair for some divisor d of 3*k.

Table of values

n a(n)
1 4
2 6
3 12
4 18
5 30
6 60
7 72
8 108
9 138
10 192
11 240
12 270
13 312
14 348
15 420
16 432
17 570
18 642
19 810
20 822
21 828
22 1020
23 1050
24 1092
25 1302
26 1320
27 1452
28 1620
29 1668
30 1698
31 1722
32 1950
33 1998
34 2310
35 2550
36 2688
37 2712
38 2730
39 2970
40 3000
41 3168
42 3258
43 3330
44 3372
45 3462
46 3468
47 3540
48 3582
49 4092

List of values

[4, 6, 12, 18, 30, 60, 72, 108, 138, 192, 240, 270, 312, 348, 420, 432, 570, 642, 810, 822, 828, 1020, 1050, 1092, 1302, 1320, 1452, 1620, 1668, 1698, 1722, 1950, 1998, 2310, 2550, 2688, 2712, 2730, 2970, 3000, 3168, 3258, 3330, 3372, 3462, 3468, 3540, 3582, 4092]