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A197923 Number of nXnXn 0..6 triangular arrays with each element x equal to the number its neighbors equal to 4,2,1,1,1,1,0 for x=0,1,2,3,4,5,6 0

%I

%S 1,4,22,177,5738,160173,13351462,1939178408,480290035535

%N Number of nXnXn 0..6 triangular arrays with each element x equal to the number its neighbors equal to 4,2,1,1,1,1,0 for x=0,1,2,3,4,5,6

%C Every 0 is next to 0 4's, every 1 is next to 1 2's, every 2 is next to 2 1's, every 3 is next to 3 1's, every 4 is next to 4 1's, every 5 is next to 5 1's, every 6 is next to 6 0's

%e Some solutions with all values from 0 to 6 for 7X7X7

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

%e .......0.0............1.1............0.0............1.2............0.0

%e ......0.6.0..........0.5.1..........0.6.0..........1.4.2..........0.6.0

%e .....0.0.0.2........2.1.1.2........2.0.0.2........2.1.1.1........2.0.0.0

%e ....2.1.3.1.1......1.3.1.0.0......1.1.3.1.1......0.0.3.5.1......1.1.3.1.2

%e ...0.1.4.1.5.1....1.4.2.0.6.0....1.4.1.5.1.0....0.6.0.1.1.2....1.5.1.4.1.0

%e ..0.0.1.2.0.1.2..2.1.1.0.0.0.0..1.2.2.1.1.2.0..0.0.0.2.1.0.0..2.1.0.2.1.0.0

%K nonn

%O 1,2

%A _R. H. Hardin_ Oct 19 2011

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Last modified May 26 21:56 EDT 2022. Contains 354092 sequences. (Running on oeis4.)