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A189185 Number of nX8 array permutations with each element making a single king move 1

%I #5 Mar 31 2012 12:36:14

%S 1,127385,142150545,1162453545201,4646631858824169,

%T 24772194881412281568,118756821701162151227761,

%U 594579828469677562655346609,2929346624538378869533780899145,14529411775016363663957822341921161

%N Number of nX8 array permutations with each element making a single king move

%C Column 8 of A189186

%H R. H. Hardin, <a href="/A189185/b189185.txt">Table of n, a(n) for n = 1..15</a>

%e Some solutions for 3X8

%e ..1..0..3..2..5..4..7..6....1..0..3..2..5..4..7..6....1..0..3..2..5..4..7..6

%e .17.16..9.20.11.21.13.14...17.16..9.19.20.14.21.22...17.16.18.19.11.21.23.22

%e ..8.10.19.18.12.22.23.15....8.18.10.12.11.13.23.15....8..9.10.20.12.13.14.15

%K nonn

%O 1,2

%A _R. H. Hardin_ Apr 18 2011

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Last modified April 23 01:19 EDT 2024. Contains 371906 sequences. (Running on oeis4.)