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A266210 Number of 5Xn arrays containing n copies of 0..5-1 with no element plus any horizontal, vertical, diagonal or antidiagonal neighbor equal to 5-1. 0

%I #5 Aug 12 2016 06:53:59

%S 48,544,7368,225112,14336176,1009920648,88480044480,8440605282944,

%T 821388596630712

%N Number of 5Xn arrays containing n copies of 0..5-1 with no element plus any horizontal, vertical, diagonal or antidiagonal neighbor equal to 5-1.

%C Row 5 of A266208.

%e Some solutions for n=3

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

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

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

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

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

%Y Cf. A266208.

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 23 2015

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Last modified April 13 06:32 EDT 2024. Contains 371638 sequences. (Running on oeis4.)