A250416 - OEIS

%I #4 Nov 22 2014 19:28:29

%S 11,106,370,3154,16790,119364,713260,4620694,28033122,174036890,

%T 1052524169,6409923762,38618278972,233193985046,1401840843777,

%U 8433815453844,50645668891739,304220519953548,1825994803261130

%N Number of length n+1 0..5 arrays with the sum of the minimum of each adjacent pair multiplied by some arrangement of +-1 equal to zero

%C Column 5 of A250419

%H R. H. Hardin, <a href="/A250416/b250416.txt">Table of n, a(n) for n = 1..47</a>

%e Some solutions for n=6

%e ..3....5....3....1....5....4....5....2....2....3....1....2....5....2....4....5

%e ..0....1....0....5....1....1....2....1....4....0....3....3....3....2....0....2

%e ..5....3....4....1....0....2....3....4....1....1....3....3....2....4....4....3

%e ..3....1....5....4....4....0....3....1....5....0....0....5....3....2....0....5

%e ..5....3....4....3....5....5....3....1....1....2....2....2....4....3....3....0

%e ..0....5....3....5....3....2....3....0....4....0....1....0....2....3....3....3

%e ..0....1....3....3....2....2....4....0....5....4....1....3....3....1....4....1

%K nonn

%O 1,1

%A _R. H. Hardin_, Nov 22 2014