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A297606 Number of nX7 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 0, 1 or 3 neighboring 1s. 1
81, 2428, 80140, 2781983, 95770934, 3295502717, 113592447685, 3914150992637, 134873268392766, 4647632955334718, 160153138265121710, 5518725808864366911, 190170328735295352038, 6553097986714224724209, 225813842296458259011060 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 7 of A297607.
LINKS
EXAMPLE
Some solutions for n=3
..0..1..0..1..0..0..0. .1..0..0..0..1..0..0. .0..0..0..1..0..1..0
..0..0..0..0..0..0..0. .1..0..0..0..1..0..1. .0..1..0..1..0..1..1
..1..1..0..1..0..0..0. .0..0..1..0..1..0..0. .0..0..0..0..0..1..0
CROSSREFS
Cf. A297607.
Sequence in context: A085877 A123219 A205512 * A236729 A236147 A237473
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 01 2018
STATUS
approved

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Last modified May 24 03:29 EDT 2024. Contains 372771 sequences. (Running on oeis4.)