%I #3 Mar 30 2012 17:23:17
%S 0,6,210,7140,242556,8239770,279909630,9508687656,323015470680
%N Duplicate of A029549.
%F a(n) = Binomial(A046090(n), 2). - _Mitch Harris_, Apr 19 2007
%K dead
%O 1,2
