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.

A110215 Inequivalent coverings of a cubic board with the minimal number of knights.

This page as a plain text file.
%I A110215 #13 Apr 22 2021 15:41:58
%S A110215 1,1,1,8,37
%N A110215 Inequivalent coverings of a cubic board with the minimal number of knights.
%C A110215 This sequence is a 3-dimensional analog of A006076.
%C A110215 Sequence A110214 gives minimal number of knights needed to cover an n X n X n board. This sequence gives the number of inequivalent solutions to cover an n X n X n board using A110214(n) knights.
%F A110215 a(n) = A110218(n, n, n).
%e A110215 a(3) = 1, since up to rotations and reflections,
%e A110215 OOO KKK OOO
%e A110215 OKO OKO OKO
%e A110215 OOO OOO OOO is the only covering for n = 3.
%Y A110215 Cf. A006076, A110214, A110218.
%Y A110215 A110216 gives total number of solutions.
%K A110215 hard,more,nonn
%O A110215 1,4
%A A110215 Nikolaus Meyberg (Nikolaus.Meyberg(AT)t-online.de), Jul 17 2005