Use an exponential generating function to find the number of n-digit sequences that can be constructed from the digits {0,1,2,3} for which the total number of 0's and 1's is even.

- Apr 13th 2010, 08:37 PMantoniowilliams46exponential generating function dealing with # of n-digit sequences
Use an exponential generating function to find the number of n-digit sequences that can be constructed from the digits {0,1,2,3} for which the total number of 0's and 1's is even.