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A267332 Number of nX(n+4) arrays of permutations of n+4 copies of 0..n-1 with every element equal to or 1 greater than any southwest or northwest neighbors modulo n and the upper left element equal to 0. 0

%I

%S 1,462,537,10533,359300,14897883,613275874,23049149898,792214723962,

%T 25374821691357

%N Number of nX(n+4) arrays of permutations of n+4 copies of 0..n-1 with every element equal to or 1 greater than any southwest or northwest neighbors modulo n and the upper left element equal to 0.

%C Superdiagonal 4 of A267328.

%e Some solutions for n=4

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

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

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

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

%Y Cf. A267328.

%K nonn

%O 1,2

%A _R. H. Hardin_, Jan 13 2016

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Last modified January 23 12:01 EST 2022. Contains 350512 sequences. (Running on oeis4.)