human
Can you provide a code to icositrigonal Number and the other steps required given the following:
Icositrigonal Number | Function to find N - th Icositrigonal number.
Formula to calculate nth Icositrigonal number.
Driver code"
How can the above be solved in Python?
assistant
#Here is code to icositrigonal Number and the other steps required.
 def IcositrigonalNum ( n ) :
	return ( 21 * n * n - 19 * n ) / 2 ;
n = 3
print ( IcositrigonalNum ( n ) )
n = 10
print ( IcositrigonalNum ( n ) )