login

Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.

Number of nX5 0..2 arrays with no element having a strict majority of its horizontal, vertical and antidiagonal neighbors equal to itself plus one mod 3, with upper left element zero (rock paper and scissors drawn positions)
1

%I #4 Nov 14 2013 05:13:49

%S 21,2992,393408,49913988,6320545103,800089656653,101271407955316,

%T 12818259615003968,1622444211916657853,205357307411023046970,

%U 25992645488143063760536,3289961325223483451122730

%N Number of nX5 0..2 arrays with no element having a strict majority of its horizontal, vertical and antidiagonal neighbors equal to itself plus one mod 3, with upper left element zero (rock paper and scissors drawn positions)

%C Column 5 of A231828

%H R. H. Hardin, <a href="/A231825/b231825.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=2

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Nov 14 2013