login
Number of nX4 0..3 arrays with no adjacent rows or columns having the same least squares slope fit to a straight line, with a single point array taken as having zero slope
0

%I #3 Mar 10 2013 05:18:00

%S 0,36302,8579208,3084748094,690124074740,194406198823968,

%T 44586928533264392

%N Number of nX4 0..3 arrays with no adjacent rows or columns having the same least squares slope fit to a straight line, with a single point array taken as having zero slope

%C Column 4 of A222953

%e Some solutions for n=3

%e ..0..0..2..2....3..2..2..0....3..0..0..2....1..0..0..3....0..2..2..2

%e ..1..2..2..0....3..0..0..3....0..0..0..0....3..0..2..1....3..0..2..3

%e ..3..2..2..0....0..0..2..3....2..0..2..1....2..0..2..1....2..0..2..1

%K nonn

%O 1,2

%A _R. H. Hardin_ Mar 10 2013