A237691 - OEIS

%I #4 Feb 11 2014 12:20:16

%S 23838,305054,4021892,57342898,832743124,12585917094,194171070966,

%T 3092262164912,50231979219254,837898461064162,14211004374756904,

%U 246148103436793064,4317460439511303972,76943059042232747530

%N Number of (n+1)X(4+1) 0..3 arrays with the maximum plus the upper median plus the minimum minus the lower median of every 2X2 subblock equal

%C Column 4 of A237694

%H R. H. Hardin, <a href="/A237691/b237691.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=1

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Feb 11 2014