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A283663
Number of nX5 0..1 arrays with no element unequal to more than four of its king-move neighbors, with the exception of exactly two elements, and with new values introduced in order 0 sequentially upwards.
1
0, 4, 5432, 165152, 2674500, 34315385, 387076338, 4014050010, 39317379331, 369759902284, 3371682115858, 30015060742182, 262083811917932, 2252442792021342, 19103118198446027, 160198738920887621
OFFSET
1,2
COMMENTS
Column 5 of A283666.
LINKS
EXAMPLE
Some solutions for n=4
..0..0..0..1..1. .0..1..1..0..1. .0..0..1..0..1. .0..0..1..0..1
..0..0..0..1..0. .0..0..0..0..0. .1..0..0..0..1. .0..0..0..1..0
..0..1..0..0..0. .0..1..1..0..0. .0..1..0..0..0. .1..1..0..0..1
..0..0..0..0..1. .1..0..1..0..0. .0..0..1..0..1. .1..0..0..1..0
CROSSREFS
Cf. A283666.
Sequence in context: A203036 A306962 A102205 * A046360 A367942 A079232
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 13 2017
STATUS
approved