Question 186300
1(1 + 1) = 2


2(2 + 1) = 6


6(6 + 1) = 42


42(42 + 1) = 1806


1806(1806 + 1) = 3263442


3263442(3263442 + 1) = 10650056950806


A(n)[A(n) + 1] = A(n+1)