%I #5 Mar 30 2012 18:38:57
%S 6,2352,30481920,9958443264000,71274072206937600000,
%T 10284003594061010227814400000,28352758990854707972694688215859200000,
%U 1439725057274629036644686315831322105348096000000
%N Let M_n be the n X n matrix with M_n(i,j)=1/(i+j+4); then a(n)=1/det(M_n).
%o (PARI) for(n=1,10,print1(1/matdet(matrix(n,n,i,j,1/(i+j+4))),","))
%K easy,nonn
%O 1,1
%A _Benoit Cloitre_, Apr 21 2002