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Duplicate of A029549.
0

%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