login
Number of (n+1)X(4+1) 0..3 arrays with the maximum plus the upper median minus the lower median minus the minimum of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one
1

%I #4 Feb 08 2014 06:41:32

%S 84000,2584128,82919944,2719193212,89364382296,2932161164292,

%T 95933647220152,3140604843585584,103110056034817328,

%U 3384162212190496592,110751200486579101536,3625645455566173787408,119032180186268904840152

%N Number of (n+1)X(4+1) 0..3 arrays with the maximum plus the upper median minus the lower median minus the minimum of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one

%C Column 4 of A237494

%H R. H. Hardin, <a href="/A237492/b237492.txt">Table of n, a(n) for n = 1..59</a>

%e Some solutions for n=1

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Feb 08 2014