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A253126 Number of length n+2 0..5 arrays with the sum of medians of adjacent triples multiplied by some arrangement of +-1 equal to zero 1
16, 676, 1356, 19990, 92041, 764836, 4373134, 29088446, 172527610, 1072084446, 6410227358, 38947762444, 233409450993, 1407074717250, 8438849710124, 50726297744076, 304311761563422, 1827223612898464, 10962789965155112 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A253129

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..25

EXAMPLE

Some solutions for n=5

..4....4....0....5....0....1....3....4....4....5....5....4....5....2....0....2

..4....2....0....2....5....2....1....1....5....1....3....4....0....4....4....1

..1....3....3....2....4....2....0....0....0....0....4....4....4....3....0....1

..4....1....3....3....1....4....5....2....2....1....1....5....1....5....2....5

..1....5....3....3....0....1....3....1....2....1....4....5....2....1....2....0

..5....2....1....2....3....0....4....5....2....4....1....0....5....1....4....1

..3....0....4....1....0....5....1....0....1....2....5....0....3....4....0....0

CROSSREFS

Sequence in context: A326210 A204841 A264533 * A014733 A053907 A222139

Adjacent sequences:  A253123 A253124 A253125 * A253127 A253128 A253129

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 27 2014

STATUS

approved

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Last modified July 24 05:05 EDT 2021. Contains 346273 sequences. (Running on oeis4.)