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A265659 Number of 5Xn arrays containing n copies of 0..5-1 with no equal diagonal or antidiagonal neighbors and new values introduced sequentially from 0. 0

%I #5 Aug 12 2016 06:53:58

%S 1,372,104241,35213302,13162584704,5195648940117,2152199648322104

%N Number of 5Xn arrays containing n copies of 0..5-1 with no equal diagonal or antidiagonal neighbors and new values introduced sequentially from 0.

%C Row 5 of A265656.

%e Some solutions for n=3

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

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

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

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

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

%Y Cf. A265656.

%K nonn

%O 1,2

%A _R. H. Hardin_, Dec 12 2015

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Last modified September 18 07:20 EDT 2024. Contains 375996 sequences. (Running on oeis4.)