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A252174 Number of length n+2 0..5 arrays with the sum of the maximum minus the minimum of adjacent triples multiplied by some arrangement of +-1 equal to zero 0
6, 536, 1428, 17092, 100894, 753200, 4652710, 29364176, 177955614, 1080135428, 6499878776, 39104150100, 234816782208, 1409805025568, 8460732943882, 50772490924064, 304654183120186, 1828001400070884, 10968208935015636 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A252177

LINKS

Table of n, a(n) for n=1..19.

EXAMPLE

Some solutions for n=5

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

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

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

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

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

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

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

CROSSREFS

Sequence in context: A180431 A202967 A230330 * A251697 A173789 A258880

Adjacent sequences:  A252171 A252172 A252173 * A252175 A252176 A252177

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 15 2014

STATUS

approved

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Last modified September 20 06:46 EDT 2018. Contains 315226 sequences. (Running on oeis4.)