Using this seed, you can find the mansion and two villages relatively close to the spawn point. One settlement is interesting by the presence of a forge, and the second just looks very beautiful, as it stands right on the river. You will find the mansion at coordinates 600,490, and the villages – 900,170 and 1,200,600.
How to use “Mansion and Two Villages” seed
Start the Singleplayer mode
Select ‘Create New World’
Then click on ‘More World Options…’
In the ‘Seed for the World generation’ field, enter -740834629439046409