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 A198184 Number of nX7 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 0,2,1,0,0 for x=0,1,2,3,4 1

%I #5 Mar 31 2012 12:36:34

%S 3,56,395,3485,48958,395340,4522496,41084248,441157382,4292509761,

%T 44051823241,438360876506,4438621935572,44610898968447,

%U 449562512780134,4527350842044875,45564682527974566,459054827920170371

%N Number of nX7 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 0,2,1,0,0 for x=0,1,2,3,4

%C Every 0 is next to 0 0's, every 1 is next to 1 2's, every 2 is next to 2 1's, every 3 is next to 3 0's, every 4 is next to 4 0's

%C Column 7 of A198185

%H R. H. Hardin, <a href="/A198184/b198184.txt">Table of n, a(n) for n = 1..73</a>

%e Some solutions containing all values 0 to 4 for n=4

%e ..1..2..1..0..1..1..0....2..1..0..3..0..3..0....1..0..3..0..3..0..1

%e ..0..3..0..1..2..2..1....1..0..1..0..4..0..3....2..1..0..4..0..3..2

%e ..1..0..4..0..3..0..1....1..2..2..3..0..3..0....0..1..3..0..3..0..1

%e ..2..1..0..3..0..1..2....0..1..1..0..1..2..1....1..2..0..1..2..1..0

%K nonn

%O 1,1

%A _R. H. Hardin_ Oct 21 2011

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Last modified December 2 19:40 EST 2023. Contains 367526 sequences. (Running on oeis4.)