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.

A275121 a(n) is the smallest multiple of n that is a practical number.

Table of values

n a(n)
1 1
2 2
3 6
4 4
5 20
6 6
7 28
8 8
9 18
10 20
11 66
12 12
13 78
14 28
15 30
16 16
17 204
18 18
19 228
20 20
21 42
22 66
23 276
24 24
25 100
26 78
27 54
28 28
29 348
30 30
31 496
32 32
33 66
34 204
35 140
36 36
37 666
38 228
39 78
40 40
41 820
42 42
43 860
44 88
45 90
46 276
47 1128
48 48
49 196
50 100
51 204
52 104
53 1272
54 54
55 220
56 56
57 228
58 348
59 1416
60 60

List of values

[1, 2, 6, 4, 20, 6, 28, 8, 18, 20, 66, 12, 78, 28, 30, 16, 204, 18, 228, 20, 42, 66, 276, 24, 100, 78, 54, 28, 348, 30, 496, 32, 66, 204, 140, 36, 666, 228, 78, 40, 820, 42, 860, 88, 90, 276, 1128, 48, 196, 100, 204, 104, 1272, 54, 220, 56, 228, 348, 1416, 60]