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A250164 Number of length n+1 0..5 arrays with the sum of adjacent differences multiplied by some arrangement of +-1 equal to zero 1

%I

%S 6,48,380,2860,19896,129648,810964,4962056,30034672,180893724,

%T 1087112084,6527090276,39173693352,235070531992,1410496377492,

%U 8463170413616,50779536937024,304678626418660,1828075665965204,10968465043204908

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

%C Column 5 of A250167

%H R. H. Hardin, <a href="/A250164/b250164.txt">Table of n, a(n) for n = 1..27</a>

%e Some solutions for n=6

%e ..3....0....3....4....4....1....0....3....3....4....3....1....4....3....1....3

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

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

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Nov 13 2014

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Last modified September 24 15:33 EDT 2021. Contains 347643 sequences. (Running on oeis4.)