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Octahedral Number | Function to find octahedral number.
Formula to calculate nth octahedral number.
Driver Code.
print result"
How can the above be solved in Python?

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What is a code to octahedral Number and the other steps required?
assistant
#Here is code to octahedral Number and the other steps required.
 def octahedral_num ( n ) :
	return n * ( 2 * n * n + 1 ) // 3
if __name__ == ' _ _ main _ _ ' :
	n = 5
	print ( n , " th ▁ Octahedral ▁ number : ▁ " , octahedral_num ( n ) )