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A184195 Half the number of (n+1)X8 binary arrays with no 2X2 subblock containing exactly one 1 1
6048, 490546, 35741495, 2708892872, 203828058160, 15380031974284, 1159953545419800, 87501032165288029, 6600426667881339225, 497894721865502792366, 37557974910650911070498, 2833135360759134027255303 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 7 of A184197
LINKS
EXAMPLE
Some solutions for 3X8
..0..0..1..0..1..1..1..1....0..0..1..0..0..1..0..1....0..0..0..1..1..0..1..1
..1..1..1..1..1..0..1..0....0..0..1..1..1..1..0..1....1..1..1..1..0..1..1..0
..1..0..0..1..1..1..0..1....1..1..0..1..0..1..1..0....1..1..1..0..1..1..1..1
CROSSREFS
Sequence in context: A237961 A362954 A175160 * A269935 A269899 A157267
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 10 2011
STATUS
approved

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Last modified March 29 02:23 EDT 2024. Contains 371264 sequences. (Running on oeis4.)