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A235959 Number of (n+1)X(5+1) 0..1 arrays with the difference of the upper and lower median value of each 2X2 subblock in lexicographically nondecreasing order columnwise and nonincreasing rowwise 1

%I

%S 1076,13346,137988,1340034,12412248,112308598,997114552,8749889970,

%T 76070757246,657191443192,5649850292388,48403715527716,

%U 413591715978686,3527265823317484,30038535315072212,255543128449733234

%N Number of (n+1)X(5+1) 0..1 arrays with the difference of the upper and lower median value of each 2X2 subblock in lexicographically nondecreasing order columnwise and nonincreasing rowwise

%C Column 5 of A235962

%H R. H. Hardin, <a href="/A235959/b235959.txt">Table of n, a(n) for n = 1..210</a>

%H R. H. Hardin, <a href="/A235959/a235959.txt">Empirical recurrence of order 67</a>

%F Empirical recurrence of order 67 (see link above)

%e Some solutions for n=3

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Jan 17 2014

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Last modified October 27 16:07 EDT 2021. Contains 348287 sequences. (Running on oeis4.)