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A283730
Number of 5Xn 0..1 arrays with no 1 equal to more than two of its horizontal, diagonal and antidiagonal neighbors, with the exception of exactly one element.
1
0, 176, 9819, 196548, 4096541, 83987692, 1590274565, 29677359902, 545616760880, 9849269195596, 175944472552224, 3114838949659118, 54696686652597729, 954294208361424870, 16556935868415262489, 285859987423847648558
OFFSET
1,2
COMMENTS
Row 5 of A283726.
LINKS
EXAMPLE
Some solutions for n=4
..1..0..1..0. .1..0..1..1. .0..0..0..0. .0..0..0..0. .1..0..0..0
..1..1..0..0. .1..0..0..0. .1..1..1..1. .1..1..1..0. .1..0..0..0
..0..0..0..1. .0..1..1..1. .0..0..1..0. .1..0..1..0. .1..0..1..1
..1..0..0..1. .0..0..0..1. .1..0..0..0. .0..0..1..0. .0..0..1..0
..0..0..1..0. .0..0..0..1. .0..0..1..1. .0..0..0..0. .1..1..1..0
CROSSREFS
Cf. A283726.
Sequence in context: A223411 A068244 A283200 * A083961 A158818 A229317
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 15 2017
STATUS
approved