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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.

A253259 Number of factorizations of m^n into 4 factors, where m is a product of exactly 4 distinct primes and each factor is a product of n primes (counted with multiplicity).

Table of values

n a(n)
0 1
1 1
2 17
3 93
4 465
5 1746
6 5741
7 16238
8 41650
9 97407
10 212412
11 434767
12 845366
13 1569344
14 2801696
15 4828140
16 8069053
17 13114785
18 20796651
19 32242621
20 48986553
21 73052382
22 107114645
23 154621230
24 220021932
25 308940815
26 428492880
27 587520315
28 797019526
29 1070458096

List of values

[1, 1, 17, 93, 465, 1746, 5741, 16238, 41650, 97407, 212412, 434767, 845366, 1569344, 2801696, 4828140, 8069053, 13114785, 20796651, 32242621, 48986553, 73052382, 107114645, 154621230, 220021932, 308940815, 428492880, 587520315, 797019526, 1070458096]

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

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