set G = make lcg with 856,145,731,90091. 
set GR = convert G to range.
set GND = convert G to ndim with 5,6,9,10.
set GNV = convert G to nvec with 6.
set GTV = convert G to tvec with 7.

set R = run GR for 10 iter. 
set R2 = run GND for 10 iter. 
set R3 = run GNV for 10 iter. 
set R4 = run GTV for 10 iter. 
