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A235678 Number of (n+1)X(7+1) 0..1 arrays with the difference between each 2X2 subblock maximum and minimum lexicographically nondecreasing columnwise and nonincreasing rowwise 1

%I #4 Jan 13 2014 10:54:09

%S 33544,4178316,510685176,62100488254,7541722428052,915571832243030,

%T 111141360154581108,13491148978500627866,1637644495947011565142,

%U 198787774684087795661506,24130123777752397380536568

%N Number of (n+1)X(7+1) 0..1 arrays with the difference between each 2X2 subblock maximum and minimum lexicographically nondecreasing columnwise and nonincreasing rowwise

%C Column 7 of A235679

%H R. H. Hardin, <a href="/A235678/b235678.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=1

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Jan 13 2014

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Last modified March 28 18:04 EDT 2024. Contains 371254 sequences. (Running on oeis4.)