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 A267331 Number of n X (n+3) arrays of permutations of n+3 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
 1, 126, 202, 2516, 39176, 552162, 6837388, 77332028, 812885568, 8070454972, 77792565998 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Superdiagonal 3 of A267328. LINKS EXAMPLE Some solutions for n=4 ..0..1..1..2..2..3..0....0..1..1..2..2..3..3....0..0..1..1..2..2..3 ..0..1..1..2..3..3..3....1..1..2..2..3..3..0....3..0..1..1..2..3..3 ..0..1..2..2..3..3..0....0..1..2..2..3..0..0....0..0..1..2..2..3..3 ..0..1..1..2..2..3..0....0..1..2..3..3..0..1....0..1..1..2..2..3..0 CROSSREFS Cf. A267328. Sequence in context: A203566 A320292 A104395 * A267739 A290203 A254370 Adjacent sequences:  A267328 A267329 A267330 * A267332 A267333 A267334 KEYWORD nonn,more AUTHOR R. H. Hardin, Jan 13 2016 STATUS approved

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Last modified January 18 05:27 EST 2022. Contains 350419 sequences. (Running on oeis4.)