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 A221093 Number of 7Xn arrays of occupancy after each element moves to some horizontal or antidiagonal neighbor 0
 0, 4096, 4244238, 18736955689, 47632473997312, 137999718103495689, 376959882525471479946, 1047276497234600613324304, 2882029793367070337506842240 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Row 7 of A221087 LINKS Table of n, a(n) for n=1..9. EXAMPLE Some solutions for n=3 ..0..2..0....0..2..0....0..2..0....0..2..0....0..2..0....0..2..0....0..2..0 ..1..1..0....1..1..0....1..1..0....1..1..1....1..1..1....1..1..0....1..1..1 ..2..2..0....2..3..0....1..2..1....0..4..1....0..4..0....1..2..2....0..3..0 ..1..4..0....1..1..0....1..2..1....1..0..1....1..0..0....0..2..1....1..3..1 ..0..1..1....0..4..0....0..3..0....0..3..0....1..3..1....0..3..0....0..1..0 ..0..3..1....1..2..0....1..3..1....1..3..0....1..1..0....0..2..0....2..2..1 ..0..1..1....1..1..1....0..1..0....0..1..1....1..3..0....1..2..1....0..2..0 CROSSREFS Sequence in context: A017034 A017118 A269294 * A017214 A017322 A223268 Adjacent sequences: A221090 A221091 A221092 * A221094 A221095 A221096 KEYWORD nonn AUTHOR R. H. Hardin Jan 01 2013 STATUS approved

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Last modified June 9 19:10 EDT 2023. Contains 363183 sequences. (Running on oeis4.)