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A209608 Number of nX6 1..2 arrays with every element value z a city block distance of exactly z from another element value z 1
4, 538, 39667, 1947347, 95442732, 4623938410, 223164388883, 10856162934984, 528920119608746, 25753779566714769, 1253886238749742186, 61044670504573175803, 2971820260865357745857, 144678418539833929320007 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A209610

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

EXAMPLE

Some solutions for n=3

..2..1..1..2..2..1....1..1..2..1..2..2....1..1..2..1..2..2....1..1..1..1..2..2

..1..1..1..1..1..1....2..2..2..1..1..1....1..2..2..1..2..1....1..1..1..2..2..2

..2..1..1..2..2..2....2..2..1..1..2..2....1..1..2..1..1..1....1..1..1..1..1..1

CROSSREFS

Sequence in context: A152218 A152463 A295206 * A159367 A012770 A332154

Adjacent sequences:  A209605 A209606 A209607 * A209609 A209610 A209611

KEYWORD

nonn

AUTHOR

R. H. Hardin Mar 10 2012

STATUS

approved

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Last modified July 1 10:30 EDT 2022. Contains 354959 sequences. (Running on oeis4.)