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.

A204936 k!-j!, where (k!,j!) is the least pair of distinct factorials for which n divides k!-j!.

Table of values

n a(n)
1 1
2 4
3 18
4 4
5 5
6 18
7 119
8 96
9 18
10 600
11 22
12 96
13 362856
14 714
15 600
16 96
17 119
18 18
19 114
20 600
21 714
22 22
23 23
24 96
25 600
26 362856
27 4320
28 35280
29 696
30 600
31 3628798
32 96
33 5016
34 714
35 35280
36 4320
37 6227020080
38 114
39 362856
40 600
41 4920
42 714
43 39876480
44 5016
45 4320

List of values

[1, 4, 18, 4, 5, 18, 119, 96, 18, 600, 22, 96, 362856, 714, 600, 96, 119, 18, 114, 600, 714, 22, 23, 96, 600, 362856, 4320, 35280, 696, 600, 3628798, 96, 5016, 714, 35280, 4320, 6227020080, 114, 362856, 600, 4920, 714, 39876480, 5016, 4320]

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

Content is available under The OEIS End-User License Agreement.