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.

A131420 A tabular sequence of arrays counting ordered factorizations over least prime signatures. The unordered version is described by sequence A129306.

Table of values

n a(n)
1 1
2 2
3 3
4 4
5 8
6 13
7 8
8 20
9 44
10 75
11 26
12 16
13 48
14 132
15 308
16 541
17 76
18 176
19 32
20 112
21 368
22 1076
23 2612
24 4683
25 208
26 604
27 1460
28 252
29 818
30 64
31 256
32 876
33 3408
34 10404
35 25988
36 47293
37 544
38 1888
39 5740
40 14300
41 768
42 2316
43 3172
44 7880
45 128
46 576
47 2496
48 10096
49 36848
50 116180

List of values

[1, 2, 3, 4, 8, 13, 8, 20, 44, 75, 26, 16, 48, 132, 308, 541, 76, 176, 32, 112, 368, 1076, 2612, 4683, 208, 604, 1460, 252, 818, 64, 256, 876, 3408, 10404, 25988, 47293, 544, 1888, 5740, 14300, 768, 2316, 3172, 7880, 128, 576, 2496, 10096, 36848, 116180]

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

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