a = []
for i in range(3):#odredjivanje retka
    a.append([])
    for j in range(3):#odredjivanje stupca
        a[i].append((i*j))
print(a)

#[0,1,2]            #0,1,2  *  #0     = 0  0  0
#[1,2,3]                       #1       0  1  2
#[2,3,4]    #i*j               #2       0  2  4