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.

A342075 Number of n-colorings of the vertices of the 7-dimensional cross polytope such that no two adjacent vertices have the same color.

Table of values

n a(n)
0 0
1 0
2 0
3 0
4 0
5 0
6 0
7 5040
8 322560
9 10342080
10 216518400
11 3261535200
12 37026823680
13 325474269120
14 2264594492160
15 12789814237200
16 60389186457600
17 245221330273920
18 877374833287680
19 2821277454690240
20 8284633867238400
21 22503569636419200
22 57135310310453760

List of values

[0, 0, 0, 0, 0, 0, 0, 5040, 322560, 10342080, 216518400, 3261535200, 37026823680, 325474269120, 2264594492160, 12789814237200, 60389186457600, 245221330273920, 877374833287680, 2821277454690240, 8284633867238400, 22503569636419200, 57135310310453760]

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

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