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.

A233165 Number of n X 5 0..7 arrays with no element x(i,j) adjacent to itself or value 7-x(i,j) horizontally, diagonally, antidiagonally or vertically, top left element zero, and 1 appearing before 2 3 4 5 and 6, 2 appearing before 3 4 and 5, and 3 appearing before 4 in row major order (unlabelled 8-colorings with no clashing color pairs).

Table of values

n a(n)
1 48
2 512
3 18432
4 720896
5 31457280
6 1543503872
7 83751862272
8 4879082848256
9 296868139499520
10 18506979718725632
11 1168684103302643712
12 74291379453103702016
13 4738507383934141071360
14 302747963737721161121792

List of values

[48, 512, 18432, 720896, 31457280, 1543503872, 83751862272, 4879082848256, 296868139499520, 18506979718725632, 1168684103302643712, 74291379453103702016, 4738507383934141071360, 302747963737721161121792]

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

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