for loop question

hello i'm trying tom make my for loop iterate 100,1000,10000 and 100000 times using this code

n=[1 2 3 4]

for i=1:1:100.^n

   r= i

end

for some reason it only iterates once can someone tell me why please and help me fix it

Answer 1

[Andrei Bobrov]

n = 1:4;
r = cell2mat(arrayfun(@(x)1:10*10^x,n,'un',0));