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a(n)=8a(n-4).
0

%I #2 Mar 30 2012 18:51:57

%S 1,3,4,4,8,24,32,32,64,192,256,256,512,1536,2048,2048,4096,12288,

%T 16384,16384,32768

%N a(n)=8a(n-4).

%K nonn

%O 0,2

%A _Paul Curtz_, Apr 25 2008