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A069406
Half the number of n X 6 binary arrays with a path of adjacent 1's and a path of adjacent 0's from top row to bottom row.
0
31, 1351, 48329, 1565371, 48602431, 1478456575, 44515781333
OFFSET
1,1
CROSSREFS
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.
Sequence in context: A261856 A049292 A289473 * A234115 A057008 A159487
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 22 2002
STATUS
approved