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 A240777 Number of n X n 0..1 arrays with no element equal to fewer vertical neighbors than horizontal neighbors, with new values 0..1 introduced in row major order 0
 1, 3, 20, 305, 10150, 746346, 121621207, 43857418181, 34948902833111, 61568080277621258, 239709187163404332821 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Diagonal of A240783 LINKS EXAMPLE Some solutions for n=4 ..0..0..1..0....0..1..0..1....0..1..1..0....0..0..1..0....0..1..0..1 ..0..0..1..0....0..1..0..1....0..1..1..0....0..0..1..1....1..0..1..0 ..0..0..1..1....0..1..1..0....0..0..1..0....0..1..0..1....0..0..1..1 ..0..0..1..1....0..1..1..0....0..0..1..0....0..1..0..1....0..0..1..1 CROSSREFS Sequence in context: A266812 A086229 A130531 * A163138 A201824 A203519 Adjacent sequences:  A240774 A240775 A240776 * A240778 A240779 A240780 KEYWORD nonn AUTHOR R. H. Hardin, Apr 12 2014 STATUS approved

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Last modified May 11 18:21 EDT 2021. Contains 343808 sequences. (Running on oeis4.)