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A209609
Number of nX7 1..2 arrays with every element value z a city block distance of exactly z from another element value z
1
6, 1674, 260861, 24912066, 2375975754, 223164388883, 20901164219657, 1975174382937912, 186937030477768141, 17682588982309202487, 1672438305942540396968, 158166123891896203653358
OFFSET
1,1
COMMENTS
Column 7 of A209610
LINKS
EXAMPLE
Some solutions for n=3
..1..1..1..1..2..2..1....1..1..2..2..2..1..2....1..1..1..1..1..1..1
..1..1..2..1..2..1..1....1..1..2..2..2..1..1....1..2..2..2..2..1..1
..1..1..2..1..2..1..1....1..2..2..2..2..2..1....2..1..1..1..2..1..2
CROSSREFS
Sequence in context: A216934 A308029 A160226 * A350595 A034841 A149187
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 10 2012
STATUS
approved