%I A029701
%S A029701 1,16,1053,111616,19188125,4782986496,1636365422153,735546407124992,
%T A029701 420472391422517289,297915693945728000000,256254423319439013201029,
%U A029701 263056604016582698937090048,317691429498449659489885141925
%N A029701 Number of lines on the intersection of two general hypersurfaces of degree 
               n in complex projective (n+2)-space.
%F A029701 Coefficient of x^(n+2)*y^(n+1) in the polynomial (x-y)*product((k*x+(n-k)*y)^2, 
               k=0..n)
%Y A029701 Sequence in context: A130036 A013735 A162008 this_sequence A144915 A053903 
               A102807
%Y A029701 Adjacent sequences: A029698 A029699 A029700 this_sequence A029702 A029703 
               A029704
%K A029701 nonn,easy
%O A029701 1,2
%A A029701 Paolo Dominici (pl.dm(AT)libero.it)