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A232001
Number of (4+1)X(n+1) 0..1 arrays with no element having a strict majority of its horizontal and antidiagonal neighbors equal to one
1
64, 800, 8464, 80511, 674041, 6257919, 59351616, 552794085, 5097817201, 47195896740, 438136762561, 4064453149200, 37678579570944, 349334350156955, 3239408289640000, 30038648311142380, 278531798728132161
OFFSET
1,1
COMMENTS
Row 4 of A231997
LINKS
EXAMPLE
Some solutions for n=4
..1..0..0..1..0....0..0..1..0..0....0..0..1..0..0....1..0..0..0..0
..0..0..1..0..1....0..1..0..0..1....0..1..0..0..0....0..0..0..1..0
..0..0..0..1..1....0..0..1..0..0....1..0..0..1..0....1..0..0..0..0
..1..1..0..0..0....0..0..0..0..0....1..0..1..0..0....1..0..0..0..0
..0..0..0..0..1....0..1..0..0..1....0..0..0..0..0....1..0..0..0..0
CROSSREFS
Sequence in context: A181889 A236182 A164280 * A185299 A250281 A283547
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 16 2013
STATUS
approved