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Number of nX5 0..1 arrays with every element equal to 0, 2, 3 or 4 king-move adjacent elements, with upper left element zero.
1

%I #4 Jan 08 2018 07:40:31

%S 1,104,144,1281,10809,86201,789026,6952444,62368324,561827959,

%T 5044716757,45445761023,409165864059,3684640201888,33186785709821,

%U 298897784701392,2692156370359236,24248139995168505,218403311907684498

%N Number of nX5 0..1 arrays with every element equal to 0, 2, 3 or 4 king-move adjacent elements, with upper left element zero.

%C Column 5 of A297915.

%H R. H. Hardin, <a href="/A297912/b297912.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=6

%e ..0..0..0..1..1. .0..0..1..1..1. .0..1..0..0..1. .0..0..0..1..0

%e ..0..1..1..0..1. .1..0..1..0..1. .1..1..0..1..1. .0..1..0..1..1

%e ..1..1..0..0..1. .1..1..0..1..0. .0..1..0..0..1. .1..1..0..0..1

%e ..0..0..1..0..1. .0..0..0..1..0. .0..0..1..1..0. .0..1..1..0..0

%e ..0..1..0..1..0. .1..0..1..0..0. .1..1..1..0..0. .0..0..1..0..1

%e ..0..0..1..0..0. .1..1..1..1..0. .0..1..0..0..1. .1..0..0..1..1

%Y Cf. A297915.

%K nonn

%O 1,2

%A _R. H. Hardin_, Jan 08 2018