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A255078 Number of (n+2)X(4+2) 0..1 arrays with no 3x3 subblock diagonal sum one and no antidiagonal sum one 1

%I #4 Feb 14 2015 10:18:41

%S 8836,66049,630436,4906225,40081561,344028304,2916864064,24655280400,

%T 210761791744,1799944224400,15351836732164,131057436673024,

%U 1119460448638921,9558336427895025,81622036998229849,697054867439941924

%N Number of (n+2)X(4+2) 0..1 arrays with no 3x3 subblock diagonal sum one and no antidiagonal sum one

%C Column 4 of A255082

%H R. H. Hardin, <a href="/A255078/b255078.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=2

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

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

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

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

%Y Cf. A255082

%K nonn

%O 1,1

%A _R. H. Hardin_, Feb 14 2015

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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)