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A251929 Number of length n+2 0..2 arrays with the sum of the maximum minus the median of adjacent triples multiplied by some arrangement of +-1 equal to zero 1
12, 43, 115, 339, 1047, 3185, 9614, 28997, 87432, 263315, 792052, 2380535, 7151068, 21473847, 64465845, 193491115, 580670152, 1742425277, 5228150762, 15686292673, 47062736335, 141196283037, 423605734627, 1270852497809, 3812631196199 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 2 of A251935

LINKS

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

FORMULA

Empirical: a(n) = 10*a(n-1) -43*a(n-2) +112*a(n-3) -212*a(n-4) +314*a(n-5) -371*a(n-6) +366*a(n-7) -292*a(n-8) +172*a(n-9) -78*a(n-10) +2*a(n-11) +25*a(n-12) -16*a(n-13) +12*a(n-14) for n>17

EXAMPLE

Some solutions for n=6

..0....2....1....0....0....0....1....0....1....2....1....0....0....2....1....0

..0....2....2....1....2....1....2....0....2....1....2....2....2....2....2....2

..1....1....2....2....1....2....0....2....1....2....2....1....0....2....0....1

..0....0....1....1....2....1....0....1....0....0....2....1....2....2....1....1

..1....0....2....0....1....1....0....0....2....0....0....2....2....1....1....1

..0....2....1....2....2....2....1....1....1....2....0....2....0....0....1....1

..2....2....2....2....1....2....2....0....0....0....2....1....1....1....1....0

..0....1....1....1....1....1....0....2....0....1....2....1....2....2....1....1

CROSSREFS

Sequence in context: A003357 A004466 A062749 * A004636 A136279 A012471

Adjacent sequences:  A251926 A251927 A251928 * A251930 A251931 A251932

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 11 2014

STATUS

approved

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Last modified November 14 07:19 EST 2019. Contains 329111 sequences. (Running on oeis4.)