The OEIS is supported by the many generous donors to the OEIS Foundation.
Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
%I #4 Jan 19 2014 12:42:35
%S 14,417,24428,3024540,808607717,468609819108,589088812727878,
%T 1602664681345638592
%N Number of (n+1)X(n+1) 0..2 arrays colored with the sets of distinct values in every 2X2 subblock, with new values 0..2 introduced row-major order
%C Diagonal of A236164
%e Some solutions for n=3
%e ..0..0..1..0....0..1..1..0....0..0..1..1....0..1..2..0....0..0..0..1
%e ..2..2..1..0....2..2..2..0....0..2..0..0....1..0..0..2....1..2..0..0
%e ..0..1..1..2....0..2..2..2....1..2..0..0....2..1..1..2....1..1..0..2
%e ..1..1..1..2....0..1..2..2....2..1..0..1....1..1..1..2....2..0..0..1
%K nonn
%O 1,1
%A _R. H. Hardin_, Jan 19 2014