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A295250
Number of nX5 0..1 arrays with each 1 horizontally or vertically adjacent to 0, 1 or 3 1s.
1
24, 327, 4928, 72745, 1081924, 16064421, 238620900, 3544087017, 52640098668, 781851094097, 11612685209818, 172480876774284, 2561824309264414, 38050266491011674, 565153045441419558, 8394105809782118020
OFFSET
1,1
COMMENTS
Column 5 of A295253.
LINKS
EXAMPLE
Some solutions for n=4
..0..1..0..0..1. .1..0..0..1..1. .0..1..1..1..0. .0..0..1..1..1
..0..1..0..1..0. .0..1..1..0..0. .0..0..1..0..1. .1..0..0..1..0
..1..0..0..0..0. .1..0..0..0..1. .0..0..0..0..0. .0..1..0..0..1
..1..0..0..1..0. .0..0..0..1..0. .1..1..0..1..0. .1..1..1..0..1
CROSSREFS
Cf. A295253.
Sequence in context: A292298 A138453 A004317 * A295649 A188779 A267838
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 18 2017
STATUS
approved