If \(\frac1{\alpha + 1}+ \frac1{\alpha + 2} + \frac 1{ \alpha + 3} + ... + \frac 1{ \alpha + 1012} - \left( \frac 1 {2 \times 1} + \frac 1{4 \times 3} + \frac1{6 \times 5} + ....+ \frac 1{2024} \times\frac 1{2023} \right) = \frac 1 {2024}\), then α is equal to
(1) 2012
(2) 1012
(3) 1011
(4) 506