The Rydberg equation is given by:
$$\frac{1}{\lambda} = R_H \left(\frac{1}{n_1^2} - \frac{1}{n_2^2}\right)$$
where $\lambda$ is the wavelength of the photon, $R_H$ is the Rydberg constant for hydrogen (approximately $1.097 \times 10^7 \, \text{m}^{-1}$), $n_1$
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