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A265881 Number of nX4 arrays of permutations of 4 copies of 0..n-1 with no element plus any horizontal neighbor equal to n-1. 0

%I

%S 0,2,894,1584088,10856237680,105870775847760,2630918094778547280,

%T 87716669699961619793280

%N Number of nX4 arrays of permutations of 4 copies of 0..n-1 with no element plus any horizontal neighbor equal to n-1.

%C Column 4 of A265882.

%e Some solutions for n=3

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

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

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

%Y Cf. A265882.

%K nonn

%O 1,2

%A _R. H. Hardin_, Dec 17 2015

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Last modified January 27 10:56 EST 2022. Contains 350607 sequences. (Running on oeis4.)