Well, ok

It's -2*(lnL/T)+(2/T)*( p * n^2 + 2 + 2 ) = 15.741186

lnL = -66.70593

p = number of lags

n = number of variables (equations)

+2 (two constants)

+2 (two error variances)

mind T=10

Best 

Yiannis