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A255077 Number of (n+2)X(3+2) 0..1 arrays with no 3x3 subblock diagonal sum one and no antidiagonal sum one 1

%I #4 Feb 14 2015 10:18:03

%S 2444,14161,103929,630436,4055975,26388769,170527280,1103236225,

%T 7182663455,46658160025,303191076660,1970943633409,12813977932328,

%U 83294626774921,541514961543114,3520451643559236,22886959282325820

%N Number of (n+2)X(3+2) 0..1 arrays with no 3x3 subblock diagonal sum one and no antidiagonal sum one

%C Column 3 of A255082

%H R. H. Hardin, <a href="/A255077/b255077.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=3

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

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

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

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

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

%Y Cf. A255082

%K nonn

%O 1,1

%A _R. H. Hardin_, Feb 14 2015

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Last modified April 24 12:22 EDT 2024. Contains 371937 sequences. (Running on oeis4.)