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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.

A366144 a(n) = n/d(n) if d(n) | n, otherwise a(n) = n*d(n), where d(n) = A000005(n) is the number of divisors of n.

Table of values

n a(n)
1 1
2 1
3 6
4 12
5 10
6 24
7 14
8 2
9 3
10 40
11 22
12 2
13 26
14 56
15 60
16 80
17 34
18 3
19 38
20 120
21 84
22 88
23 46
24 3
25 75
26 104
27 108
28 168
29 58
30 240
31 62
32 192
33 132
34 136
35 140
36 4
37 74
38 152
39 156
40 5
41 82
42 336
43 86
44 264
45 270
46 184
47 94
48 480
49 147
50 300
51 204
52 312
53 106
54 432
55 220
56 7
57 228
58 232
59 118
60 5
61 122
62 248
63 378
64 448
65 260
66 528
67 134

List of values

[1, 1, 6, 12, 10, 24, 14, 2, 3, 40, 22, 2, 26, 56, 60, 80, 34, 3, 38, 120, 84, 88, 46, 3, 75, 104, 108, 168, 58, 240, 62, 192, 132, 136, 140, 4, 74, 152, 156, 5, 82, 336, 86, 264, 270, 184, 94, 480, 147, 300, 204, 312, 106, 432, 220, 7, 228, 232, 118, 5, 122, 248, 378, 448, 260, 528, 134]

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

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