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A284072
Number of nX5 0..1 arrays with no 1 equal to more than three of its horizontal, diagonal and antidiagonal neighbors, with the exception of exactly two elements.
1
0, 33, 3174, 147864, 5555954, 188451507, 6011835223, 183456426810, 5420265572272, 156205777797592, 4413231997830430, 122681753540269744, 3364621054582473645, 91226318376089628842, 2449248911517215357307
OFFSET
1,2
COMMENTS
Column 5 of A284075.
LINKS
EXAMPLE
Some solutions for n=4
..0..0..1..1..1. .1..0..1..0..0. .0..1..1..1..0. .0..0..0..0..0
..1..0..1..1..1. .0..0..1..1..0. .1..0..0..0..1. .0..1..0..0..1
..1..0..0..0..1. .1..0..1..1..0. .1..0..1..0..1. .1..1..0..1..1
..1..1..1..1..0. .0..1..1..1..1. .1..1..1..1..1. .1..1..1..1..1
CROSSREFS
Cf. A284075.
Sequence in context: A111922 A136541 A263105 * A281444 A242019 A305140
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 19 2017
STATUS
approved