|
%I #5 Mar 31 2012 12:37:11
%S 15,1201,12428,151630,1787258,21983256,268956972,3301485294,
%T 40603817198,499201392028,6147736324286,75698270712532,
%U 932481394642188,11487787221488608,141538253304943642,1744036023952329892
%N Number of nX6 0..5 arrays with no element equal to another within a city block distance of two, and new values 0..5 introduced in row major order
%C Column 6 of A206396
%H R. H. Hardin, <a href="/A206394/b206394.txt">Table of n, a(n) for n = 1..31</a>
%e Some solutions for n=4
%e ..0..1..2..0..1..3....0..1..2..0..3..4....0..1..2..0..3..1....0..1..2..0..1..2
%e ..2..3..4..5..2..4....2..5..4..1..2..5....2..3..4..1..2..4....2..3..4..5..3..4
%e ..4..5..0..1..3..5....1..3..0..5..4..0....1..5..0..3..5..0....5..0..1..2..0..1
%e ..0..1..2..4..0..1....5..4..2..3..1..2....0..4..1..2..4..1....3..4..5..3..4..2
%K nonn
%O 1,1
%A _R. H. Hardin_ Feb 07 2012
| 