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a(n) = A005889(n)/3.
1

%I #9 Mar 08 2020 04:48:59

%S 1,0,2,1,0,2,2,0,6,0,0,2,2,0,8,1,0,2,4,0,8,2,0,2,5,0,6,2,0,4,6,0,8,2,

%T 0,6,6,0,12,0,0,0,4,0,12,4,0,2,7,0,16,2,0,6,4,0,12,0,0,8,6,0,12,1,0,4

%N a(n) = A005889(n)/3.

%K nonn

%O 1,3

%A _N. J. A. Sloane_