Sparse Harwell Boeing written with create_HB subroutine                   foula1
             4             1             1             2             0
rra                        3             3             9             0
          (10i8)          (10i8)            (6e13.5)            (6e13.5)
       1       4       7      10
       1       2       3       1       2       3       1       2       3
-3.38606e+006 5.10531e+006-6.48061e+006 4.39571e+006 1.67713e+006-3.30077e+006
-7.13631e+006-2.84062e+006 8.36151e+005