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Half the number of 5 X n binary arrays with a path of adjacent 1's and a path of adjacent 0's from top row to bottom row.
0

%I #9 Apr 07 2021 18:48:11

%S 1,177,15253,944157,48602431,2230830597,94819936513,3816886269599

%N Half the number of 5 X n binary arrays with a path of adjacent 1's and a path of adjacent 0's from top row to bottom row.

%Y Cf. 1 X n A000225, 2 X n A016269, vertical path of 1 A069361-A069395, vertical paths of 0+1 A069396-A069416, vertical path of 1 not 0 A069417-A069428, no vertical paths A069429-A069447, no horizontal or vertical paths A069448-A069452.

%K nonn

%O 2,2

%A _R. H. Hardin_, Mar 22 2002