The last HBO drama to have 13 episodes in a season was The Wire Season 4. The last to have 12 episodes was Boardwalk Empire Season 4. The last to have 10 episodes was Succession Season 4

Submitted ⁨⁨2⁩ ⁨hours⁩ ago⁩ by ⁨bOt@zerobytes.monster⁩ to ⁨television@zerobytes.monster⁩

https://www.reddit.com/r/television/comments/1vk8ygv/the_last_hbo_drama_to_have_13_episodes_in_a/