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A222784 T(n,k)=Number of (n+3)X(k+3) 0..1 arrays with every row and column least squares fitting to a positive slope straight line 5

%I

%S 6,36,36,696,432,696,3960,19488,19488,3960,44092,213840,2044976,

%T 213840,44092,245952,5246948,49904176,49904176,5246948,245952,2148348,

%U 56568960,2894017810,2293746012,2894017810,56568960,2148348,11909916,1048393824

%N T(n,k)=Number of (n+3)X(k+3) 0..1 arrays with every row and column least squares fitting to a positive slope straight line

%C Table starts

%C ........6..........36...........696...........3960..........44092

%C .......36.........432.........19488.........213840........5246948

%C ......696.......19488.......2044976.......49904176.....2894017810

%C .....3960......213840......49904176.....2293746012...279998448898

%C ....44092.....5246948....2894017810...279998448898.79930489440470

%C ...245952....56568960...69610779784.12671662224780

%C ..2148348..1048393824.3021525433588

%C .11909916.11290600368

%C .92914316

%H R. H. Hardin, <a href="/A222784/b222784.txt">Table of n, a(n) for n = 1..49</a>

%e Some solutions for n=2 k=4

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

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

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

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

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

%K nonn,tabl

%O 1,1

%A _R. H. Hardin_ Mar 05 2013

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Last modified September 25 04:28 EDT 2022. Contains 356953 sequences. (Running on oeis4.)