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A250931 Number of (n+1)X(4+1) 0..3 arrays with no 2X2 subblock having a diagonal absolute difference less than its antidiagonal absolute difference 1

%I

%S 166600,28564788,4951389320,861990961500,150150624833184,

%T 26155302062776044,4556054178258259752,793631145583485507644,

%U 138244827983794299540724,24081255554884481109661732

%N Number of (n+1)X(4+1) 0..3 arrays with no 2X2 subblock having a diagonal absolute difference less than its antidiagonal absolute difference

%C Column 4 of A250935

%H R. H. Hardin, <a href="/A250931/b250931.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=1

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Nov 28 2014

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Last modified October 28 17:59 EDT 2021. Contains 348329 sequences. (Running on oeis4.)