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A250570 Number of (n+2) X (4+2) 0..1 arrays with nondecreasing maximum of every three consecutive values in every row and column. 1

%I #6 Mar 22 2023 14:44:04

%S 140608,5281190,194160522,6967413024,243722971680,8480014708481,

%T 293803461491618,10151010566609616,350378450458040008,

%U 12086042361798408692,416746941251487073192,14367773038198024039358

%N Number of (n+2) X (4+2) 0..1 arrays with nondecreasing maximum of every three consecutive values in every row and column.

%C Column 4 of A250574.

%H R. H. Hardin, <a href="/A250570/b250570.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=1

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

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

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

%Y Cf. A250574.

%K nonn

%O 1,1

%A _R. H. Hardin_, Nov 25 2014

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Last modified March 28 04:05 EDT 2024. Contains 371235 sequences. (Running on oeis4.)