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A252396 Number of (n+2)X(5+2) 0..2 arrays with every 3X3 subblock row, column, diagonal and antidiagonal sum less than 4 1

%I #4 Dec 17 2014 09:20:09

%S 23364738,4246242886,851022689884,153561179184793,28203141901710764,

%T 5252935058161288682,972746706281838505748,180059178660528914566363,

%U 33368829195710375064515258,6182562165984455697871308974

%N Number of (n+2)X(5+2) 0..2 arrays with every 3X3 subblock row, column, diagonal and antidiagonal sum less than 4

%C Column 5 of A252397

%H R. H. Hardin, <a href="/A252396/b252396.txt">Table of n, a(n) for n = 1..14</a>

%e Some solutions for n=1

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 17 2014

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Last modified April 24 22:17 EDT 2024. Contains 371964 sequences. (Running on oeis4.)