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Enneadecagonal number | Function to find nth Enneadecagonal number.
Formula to calculate nth Enneadecagonal number.
Driver Code"
Solution in Python:
 Give me a code to enneadecagonal number and the other steps required?
assistant
#Here is code to enneadecagonal number and the other steps required.
 def nthEnneadecagonal ( n ) :
	return ( 17 * n * n - 15 * n ) // 2
if __name__ == ' _ _ main _ _ ' :
	n = 6
	print ( n , " th ▁ Enneadecagonal ▁ number ▁ : " , nthEnneadecagonal ( n ) )