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 A267330 Number of nX(n+2) arrays of permutations of n+2 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, 35, 65, 396, 1929, 8314, 29393, 99680, 376803, 1268170, 4617875 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Superdiagonal 2 of A267328. LINKS EXAMPLE Some solutions for n=4 ..0..1..2..2..3..0....0..0..1..2..2..3....0..1..2..2..3..0....0..0..1..1..2..2 ..1..1..2..3..3..0....0..0..1..2..2..3....0..1..1..2..3..3....3..0..1..1..2..3 ..0..1..2..2..3..3....0..1..1..2..3..3....0..0..1..2..3..3....3..0..0..1..2..2 ..0..1..1..2..3..0....0..1..1..2..3..3....0..1..1..2..2..3....3..3..0..1..2..3 CROSSREFS Cf. A267328. Sequence in context: A292081 A162832 A224485 * A229357 A254364 A146207 Adjacent sequences:  A267327 A267328 A267329 * A267331 A267332 A267333 KEYWORD nonn AUTHOR R. H. Hardin, Jan 13 2016 STATUS approved

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Last modified September 21 07:08 EDT 2019. Contains 327253 sequences. (Running on oeis4.)