A222925 - OEIS

%I #5 Mar 09 2013 08:51:42

%S 6,36,340,1914,13850,79266,523133,3016164,19260414,111909408,

%T 701498945,4101068118,25437014760,149386746096,920230171199,

%U 5422680704100,33245274102805,196418074534326,1200010201718666,7104314939065032

%N Number of (n+1)X2 0..3 arrays with every row and column least squares fitting to a positive slope straight line

%C Column 1 of A222929

%H R. H. Hardin, <a href="/A222925/b222925.txt">Table of n, a(n) for n = 1..34</a>

%e Some solutions for n=2

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Mar 09 2013