A159202 - OEIS

A159202

Number of n X n arrays of squares of integers with every 4X4 subblock summing to 4

%I #4 Dec 18 2015 18:17:18

%S 1836,19252,120420,485580,1431580,7580604,30777228,98695180,260875260,

%T 1171616956,4324917900,13424965644

%N Number of n X n arrays of squares of integers with every 4X4 subblock summing to 4

%K nonn

%O 4,1

%A _R. H. Hardin_ Apr 06 2009