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 A183434 Number of n X n binary arrays with every 1 having exactly one king-move neighbor equal to 1 1
 1, 7, 29, 361, 10459, 413450, 37904950, 6750242518, 2166586326637, 1414165738392719, 1769976680392262392, 4242277623456129400305, 19897602588709306137305059, 179960590072630530132741409405 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Diagonal of A183442 LINKS R. H. Hardin, Table of n, a(n) for n = 1..15 EXAMPLE Some solutions for 3X3 ..0..1..0....0..0..0....1..1..0....0..1..0....0..1..1....0..0..1....1..0..0 ..1..0..0....1..0..0....0..0..0....0..1..0....0..0..0....0..0..1....0..1..0 ..0..0..0....0..1..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0 CROSSREFS Sequence in context: A175208 A307954 A071918 * A120789 A135629 A122119 Adjacent sequences: A183431 A183432 A183433 * A183435 A183436 A183437 KEYWORD nonn AUTHOR R. H. Hardin Jan 04 2011 STATUS approved

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Last modified August 4 07:21 EDT 2024. Contains 374905 sequences. (Running on oeis4.)