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A002487(n)*A002487(n+1)*A002487(n+2).
0

%I #3 Mar 30 2012 16:49:26

%S 0,2,2,6,6,18,6,12,12,60,30,50,30,60,12,20,20,140,84,168,120,280,70,

%T 98,70,280,120,168,84,140,20,30,30,270,180,396,308,770,210,330,264,

%U 1144,520,780,420,756,126,162,126,756,420,780,520,1144,264,330,210,770,308,396,180

%N A002487(n)*A002487(n+1)*A002487(n+2).

%K nonn

%O 0,2

%A _N. J. A. Sloane_, Jun 13 2002