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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.

A362844 a(n) is the largest k < A360768(n) such that rad(k) = rad(A360768(n)) and n mod k != 0, where rad(n) = A007947(n).

Table of values

n a(n)
1 12
2 18
3 24
4 36
5 40
6 48
7 54
8 45
9 50
10 60
11 72
12 56
13 80
14 96
15 98
16 90
17 84
18 75
19 108
20 63
21 120
22 100
23 144
24 126
25 150
26 147
27 162
28 112
29 132
30 160
31 192
32 196
33 135
34 156
35 180
36 176
37 175
38 200
39 168
40 198
41 240
42 216
43 252
44 270
45 204
46 234
47 250
48 288
49 294
50 208
51 228
52 280
53 242
54 300
55 297
56 225
57 336
58 324
59 224
60 264
61 320
62 375
63 306
64 276

List of values

[12, 18, 24, 36, 40, 48, 54, 45, 50, 60, 72, 56, 80, 96, 98, 90, 84, 75, 108, 63, 120, 100, 144, 126, 150, 147, 162, 112, 132, 160, 192, 196, 135, 156, 180, 176, 175, 200, 168, 198, 240, 216, 252, 270, 204, 234, 250, 288, 294, 208, 228, 280, 242, 300, 297, 225, 336, 324, 224, 264, 320, 375, 306, 276]

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

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