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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.

A353694 a(n) is the least multiple of n with mutually distinct exponents in its prime factorization (A130091).

Table of values

n a(n)
1 1
2 2
3 3
4 4
5 5
6 12
7 7
8 8
9 9
10 20
11 11
12 12
13 13
14 28
15 45
16 16
17 17
18 18
19 19
20 20
21 63
22 44
23 23
24 24
25 25
26 52
27 27
28 28
29 29
30 360
31 31
32 32
33 99
34 68
35 175
36 72
37 37
38 76
39 117
40 40
41 41
42 504
43 43
44 44
45 45
46 92
47 47
48 48
49 49
50 50
51 153
52 52
53 53
54 54
55 275
56 56
57 171
58 116
59 59
60 360
61 61
62 124
63 63
64 64
65 325

List of values

[1, 2, 3, 4, 5, 12, 7, 8, 9, 20, 11, 12, 13, 28, 45, 16, 17, 18, 19, 20, 63, 44, 23, 24, 25, 52, 27, 28, 29, 360, 31, 32, 99, 68, 175, 72, 37, 76, 117, 40, 41, 504, 43, 44, 45, 92, 47, 48, 49, 50, 153, 52, 53, 54, 275, 56, 171, 116, 59, 360, 61, 124, 63, 64, 325]

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

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