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.

A180398 Integers n that are a multiple of the number of letters in n in Italian.

Table of values

n a(n)
1 3
2 6
3 8
4 10
5 12
6 20
7 21
8 24
9 30
10 36
11 40
12 66
13 81
14 84
15 99
16 100
17 108
18 110
19 120
20 153
21 176
22 180
23 187
24 200
25 238
26 240
27 266
28 288
29 342
30 390
31 391
32 396
33 399
34 414
35 437
36 440
37 456
38 460
39 494
40 504
41 552
42 570
43 572
44 575
45 588
46 600
47 616
48 629
49 630
50 640
51 644
52 646
53 690
54 700
55 702
56 714

List of values

[3, 6, 8, 10, 12, 20, 21, 24, 30, 36, 40, 66, 81, 84, 99, 100, 108, 110, 120, 153, 176, 180, 187, 200, 238, 240, 266, 288, 342, 390, 391, 396, 399, 414, 437, 440, 456, 460, 494, 504, 552, 570, 572, 575, 588, 600, 616, 629, 630, 640, 644, 646, 690, 700, 702, 714]