
COMMENTS

Terms have been verified. There are no additional terms for m <= 7.  Rick L. Shepherd, Jun 16 2008
(C(3m+1,m+1)*C(2m,m))/(C(3m2,m)*C(2m2,m1)) = (27m^21)/(m^2+1), so for a bruteforce search for large m, about 27 times as many cases must be examined for m as for m1.  Rick L. Shepherd, Jun 16 2008
