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A250964 Number of (n+1)X(7+1) 0..3 arrays with no 2X2 subblock having its minimum diagonal element less than its minimum antidiagonal element 1

%I #4 Nov 29 2014 07:15:10

%S 95612685,201262465235,422498268460458,885209240358912591,

%T 1868420586953132787731,3954732360477430494764592,

%U 8364724418212952351480546203,17681485185719168278136112820808

%N Number of (n+1)X(7+1) 0..3 arrays with no 2X2 subblock having its minimum diagonal element less than its minimum antidiagonal element

%C Column 7 of A250965

%H R. H. Hardin, <a href="/A250964/b250964.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=1

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Nov 29 2014

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Last modified February 21 16:55 EST 2024. Contains 370237 sequences. (Running on oeis4.)