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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.

A118541 Product of digits of prime factors of n, with multiplicity.

Table of values

n a(n)
0 1
1 1
2 2
3 3
4 4
5 5
6 6
7 7
8 8
9 9
10 10
11 1
12 12
13 3
14 14
15 15
16 16
17 7
18 18
19 9
20 20
21 21
22 2
23 6
24 24
25 25
26 6
27 27
28 28
29 18
30 30
31 3
32 32
33 3
34 14
35 35
36 36
37 21
38 18
39 9
40 40
41 4
42 42
43 12
44 4
45 45
46 12
47 28
48 48
49 49
50 50
51 21
52 12
53 15
54 54
55 5
56 56
57 27
58 36
59 45
60 60
61 6
62 6
63 63
64 64
65 15
66 6
67 42
68 28
69 18
70 70
71 7
72 72
73 21
74 42
75 75
76 36
77 7
78 18

List of values

[1, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 1, 12, 3, 14, 15, 16, 7, 18, 9, 20, 21, 2, 6, 24, 25, 6, 27, 28, 18, 30, 3, 32, 3, 14, 35, 36, 21, 18, 9, 40, 4, 42, 12, 4, 45, 12, 28, 48, 49, 50, 21, 12, 15, 54, 5, 56, 27, 36, 45, 60, 6, 6, 63, 64, 15, 6, 42, 28, 18, 70, 7, 72, 21, 42, 75, 36, 7, 18]

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