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A297975
Number of nX5 0..1 arrays with every element equal to 2, 3, 4 or 5 king-move adjacent elements, with upper left element zero.
1
0, 17, 124, 1042, 18037, 242401, 3565760, 52222182, 765460393, 11253972992, 165400929373, 2431933880974, 35759258361744, 525820993876810, 7732091729068983, 113699273672915816, 1671937140248538469
OFFSET
1,2
COMMENTS
Column 5 of A297978.
LINKS
EXAMPLE
Some solutions for n=5
..0..0..1..1..0. .0..0..0..1..1. .0..1..1..0..0. .0..0..0..0..0
..1..0..1..0..0. .0..1..1..0..1. .0..0..1..0..1. .0..1..0..1..0
..1..1..0..1..1. .1..1..1..0..1. .1..1..0..1..1. .1..0..1..1..1
..1..1..0..0..1. .0..1..0..1..0. .1..0..0..1..1. .0..1..1..0..0
..1..0..0..0..0. .0..0..0..0..0. .1..1..0..0..1. .0..0..0..0..0
CROSSREFS
Cf. A297978.
Sequence in context: A196313 A196286 A196336 * A023081 A056122 A036828
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 10 2018
STATUS
approved