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%I #4 Mar 31 2012 12:35:56
%S 1499,4233,104404,2628898,78169918,2187790488,53028481224,
%T 1151733506397,21165595491118,339958386144679,4886934677532449,
%U 62202950868729265,707763287958565724,7237027155001951521
%N Number of (n+1)X7 0..2 arrays with rows and columns in nondecreasing order and with no 2X2 subblock sum differing from a horizontal or vertical neighbor subblock sum by more than one
%C Column 6 of A184081
%e Some solutions for 3X7
%e ..0..1..1..1..2..2..2....0..2..2..2..2..2..2....0..1..1..1..1..2..2
%e ..1..1..1..2..1..1..1....2..1..1..1..1..1..1....1..0..0..1..1..0..0
%e ..2..0..2..0..2..2..2....2..1..2..2..2..2..2....1..1..2..1..1..2..2
%e ...
%e ...3..4..5..6..6..6.......5..6..6..6..6..6.......2..2..3..4..4..4...
%e ...4..4..5..5..6..6.......6..5..6..6..6..6.......3..3..4..4..4..4...
%K nonn
%O 1,1
%A _R. H. Hardin_ Jan 09 2011
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