a(n,m) tabl head (triangle) for  A089515

   n\m         1            2              3                4                5                 6                 7

     1         1            0              0                0                0                 0                 0
                              
     2        -1            4              0                0                0                 0                 0
                              
     3         1          -24             50                0                0                 0                 0
                           
     4        -1          114           -950             1350                0                 0                 0
                           
     5        31       -15504         400520         -1897200          2052855                 0                 0
                       
     6     -9269     19612560    -1431859000      17333030000     -56265334125       49236404224                 0
            
     7    342953  -3011508588   594221485000  -16634292228125  123422029355625  -302409994743808   222337901418633


For row n the denominators D(n):= A089516(n), i.e. [1,1,3,27,513,540702,8891844390,...], qre needed in order to compute 
the column sequence of triangle A089504.