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A255025 Number of (n+2)X(6+2) 0..1 arrays with no 3x3 subblock diagonal sum 0 or 1 and no antidiagonal sum 0 or 1 and no row sum 0 or 1 and no column sum 0 or 1 1

%I

%S 1306,8338,60237,391926,2547757,16789556,110131505,722619025,

%T 4749948369,31181555198,204626875055,1343622742618,8822820748312,

%U 57923805951937,380282422081547,2496764092390181,16392666023439250,107625734028805515

%N Number of (n+2)X(6+2) 0..1 arrays with no 3x3 subblock diagonal sum 0 or 1 and no antidiagonal sum 0 or 1 and no row sum 0 or 1 and no column sum 0 or 1

%C Column 6 of A255027

%H R. H. Hardin, <a href="/A255025/b255025.txt">Table of n, a(n) for n = 1..210</a>

%H R. H. Hardin, <a href="/A255025/a255025.txt">Empirical recurrence of order 71</a>

%F Empirical recurrence of order 71 (see link above)

%e Some solutions for n=3

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

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

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

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

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

%Y Cf. A255027

%K nonn

%O 1,1

%A _R. H. Hardin_, Feb 13 2015

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Last modified December 5 11:43 EST 2021. Contains 349557 sequences. (Running on oeis4.)