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Number of 0..2 arrays x(0..n+1) of n+2 elements with zero n-1st differences
0

%I #5 Mar 31 2012 12:36:38

%S 1,3,3,3,5,5,5,7,3,3,7,9,11,17,5,3,13,17,15,21,5,9,21,19,9,13,3,5,21,

%T 17

%N Number of 0..2 arrays x(0..n+1) of n+2 elements with zero n-1st differences

%C Column 2 of A200272

%e All solutions for n=6

%e ..1....1....0....1....2

%e ..0....2....0....1....2

%e ..1....1....0....1....2

%e ..2....0....0....1....2

%e ..2....0....0....1....2

%e ..1....1....0....1....2

%e ..0....2....0....1....2

%e ..1....1....0....1....2

%K nonn

%O 1,2

%A _R. H. Hardin_ Nov 15 2011