# import sympy 
from sympy import sieve
  
# Use sieve.mobiusrange() method 
mobius_gen = sieve.mobiusrange(1, 10) 
mobius_list = list(mobius_gen)
      
print("Mobius numbers for the range of numbers [1, 10) : {}".format(mobius_list))  

Mobius numbers for the range of numbers [1, 10) : [1, -1, -1, 0, -1, 1, -1, 0, 0]

# import sympy 
from sympy import sieve
  
# Use sieve.mobiusrange() method 
mobius_gen = sieve.mobiusrange(8, 20) 
mobius_list = list(mobius_gen)
      
print("Mobius numbers for the range of numbers [8, 20) : {}".format(mobius_list))     

Mobius numbers for the range of numbers [8, 20) : [0, 0, 1, -1, 0, -1, 1, 1, 0, -1, 0, -1]