Var2:=(3*CLOSE+LOW+OPEN+HIGH)/6;

Var3:=(20*Var2+19*REF(Var2,1)+18*REF(Var2,2)+17*REF(Var2,3)+16*REF(Var2,4)+15*REF(Var2,5)+14*REF(Var2,6)+13*REF(Var2,7)+

12*REF(Var2,8)+11*REF(Var2,9)+10*REF(Var2,10)+9*REF(Var2,11)+8*REF(Var2,12)+7*REF(Var2,13)+6*REF(Var2,14)+5*REF(Var2,15)