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.

A373599 Numbers k such that k and A327860(k) are both multiples of 3, where A327860 is the arithmetic derivative of the primorial base exp-function.

Table of values

n a(n)
1 0
2 18
3 36
4 54
5 72
6 90
7 108
8 126
9 144
10 162
11 180
12 198
13 222
14 240
15 258
16 276
17 294
18 312
19 330
20 348
21 366
22 384
23 402
24 426
25 444
26 462
27 480
28 498
29 516
30 534
31 552
32 570
33 588
34 606
35 624
36 630
37 648
38 666
39 684
40 702
41 720
42 738
43 756
44 774
45 792
46 810
47 828
48 852
49 870
50 888
51 906
52 924
53 942
54 960
55 978
56 996
57 1014
58 1032
59 1056
60 1074
61 1092
62 1110
63 1128

List of values

[0, 18, 36, 54, 72, 90, 108, 126, 144, 162, 180, 198, 222, 240, 258, 276, 294, 312, 330, 348, 366, 384, 402, 426, 444, 462, 480, 498, 516, 534, 552, 570, 588, 606, 624, 630, 648, 666, 684, 702, 720, 738, 756, 774, 792, 810, 828, 852, 870, 888, 906, 924, 942, 960, 978, 996, 1014, 1032, 1056, 1074, 1092, 1110, 1128]