Project Euler Problem 798

Two players play a game with a deck of cards which contains s suits with each suit containing n cards numbered from 1 to

Project Euler Problem 798

Solution

Answer: 132996198

The exact value of $C(10^7,10^7) \bmod 1{,}000{,}000{,}007$ for Project Euler Problem 798 is:

Answer: 132996198