human
What is a code to centered nonadecagonal number and the other steps required given the following:
Centered nonadecagonal number | centered nonadecagonal function.
Formula to calculate nth centered nonadecagonal number & return it into main function ..
Driver Code"
How can the above be solved in Python?
assistant
#Here is code to centered nonadecagonal number and the other steps required.
 def center_nonadecagon_num ( n ) :
	return ( 19 * n * n - 19 * n + 2 ) // 2
if __name__ == ' _ _ main _ _ ' :
	n = 2
	print ( n , " nd ▁ centered ▁ nonadecagonal ▁ " + " number ▁ : ▁ " , center_nonadecagon_num ( n ) )
	n = 7
	print ( n , " nd ▁ centered ▁ nonadecagonal ▁ " + " number ▁ : ▁ " , center_nonadecagon_num ( n ) )