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A186846 Number of (n+1)X6 binary arrays with no 2X2 subblock diagonal sum less antidiagonal sum equal to any horizontal or vertical neighbor 2X2 subblock diagonal sum less antidiagonal sum 1

%I #5 Mar 31 2012 12:36:06

%S 1626,18246,224714,2679366,32584548,397002882,4811564838,58406620364,

%T 709274874710,8608639841774,104499065772960,1268560223455088,

%U 15398924084214768,186927241320202718,2269121287736724082

%N Number of (n+1)X6 binary arrays with no 2X2 subblock diagonal sum less antidiagonal sum equal to any horizontal or vertical neighbor 2X2 subblock diagonal sum less antidiagonal sum

%C Column 5 of A186850

%H R. H. Hardin, <a href="/A186846/b186846.txt">Table of n, a(n) for n = 1..200</a>

%e Some solutions for 3X6

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Feb 27 2011

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Last modified April 19 21:09 EDT 2024. Contains 371798 sequences. (Running on oeis4.)