actually.... This is the pattern.
25000, 25000(1.05), 25000(1.05)^2, 25000(1.05)^3, 2500091.05)^4, 25000(1.05)^5, 25000(1.05)^6,......
Your first term is the current wage, which is $25000, not 25000(1.05)^2. This is because the wage increase occurs in the next year, not 'as of right now'...