Question: Figure I. Exercise 1 Sample Run Exercise 2 Write a Python program (Lab7-ex2.py) that reads from the user an integer n, displays the triangular number

Figure I. Exercise 1 Sample Run Exercise 2 Write a Python

Figure I. Exercise 1 Sample Run Exercise 2 Write a Python program (Lab7-ex2.py) that reads from the user an integer n, displays the triangular number sequence up to the n term (i.e. 1, 3, 6, 10, .,noh term). The triangular of a number n is calculated as "n(n+1)y2" where n is a nonzero positive number. Note that your program should display a suitable error message if n is entered as a zero or a negative number. n Triangular 4 10 5 15 Figure 2, Exercise 2 Sample Run for n=6

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