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A250712 Number of (5+1)X(n+1) 0..3 arrays with nondecreasing x(i,j)+x(i,j-1) in the i direction and nondecreasing min(x(i,j),x(i-1,j)) in the j direction 1

%I #4 Nov 26 2014 22:13:46

%S 38431,735523,11250902,133888216,1325146542,11455263558,89662106062,

%T 650918690817,4462173467035,29230230318745,184726178618986,

%U 1133900834827118,6798098325193849,39976870334808759,231385881514622327

%N Number of (5+1)X(n+1) 0..3 arrays with nondecreasing x(i,j)+x(i,j-1) in the i direction and nondecreasing min(x(i,j),x(i-1,j)) in the j direction

%C Row 5 of A250707

%H R. H. Hardin, <a href="/A250712/b250712.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=1

%e ..1..0....0..0....1..2....0..0....0..2....1..0....0..2....0..0....0..0....1..2

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

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Nov 26 2014

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Last modified April 19 02:45 EDT 2024. Contains 371782 sequences. (Running on oeis4.)