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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.

A007426 d_4(n), or tau_4(n), the number of ordered factorizations of n as n = rstu.

Table of values

n a(n)
1 1
2 4
3 4
4 10
5 4
6 16
7 4
8 20
9 10
10 16
11 4
12 40
13 4
14 16
15 16
16 35
17 4
18 40
19 4
20 40
21 16
22 16
23 4
24 80
25 10
26 16
27 20
28 40
29 4
30 64
31 4
32 56
33 16
34 16
35 16
36 100
37 4
38 16
39 16
40 80
41 4
42 64
43 4
44 40
45 40
46 16
47 4
48 140
49 10
50 40
51 16
52 40
53 4
54 80
55 16
56 80
57 16
58 16
59 4
60 160
61 4
62 16
63 40
64 84
65 16
66 64
67 4
68 40
69 16
70 64
71 4
72 200
73 4
74 16
75 40
76 40
77 16

List of values

[1, 4, 4, 10, 4, 16, 4, 20, 10, 16, 4, 40, 4, 16, 16, 35, 4, 40, 4, 40, 16, 16, 4, 80, 10, 16, 20, 40, 4, 64, 4, 56, 16, 16, 16, 100, 4, 16, 16, 80, 4, 64, 4, 40, 40, 16, 4, 140, 10, 40, 16, 40, 4, 80, 16, 80, 16, 16, 4, 160, 4, 16, 40, 84, 16, 64, 4, 40, 16, 64, 4, 200, 4, 16, 40, 40, 16]

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