in python

Write a program that prompts the user to enter the maximum value of range and display the values in the triangle format and use any notation for the white space to make a complete triangle. Example: Enter the maximum range: 37 1 3 2 6 a 5 4 10 9 8 7 15 14 13 12 11 21 20 19 18 17 16 28 27 26 25 24 23 22 36 35 34 33 32 31 30 29 ** * * * ** * * * 37