With this seed you will appear on a large island with a village and a ship. Also right on the surface you will find ocean ruins. In all these structures you can find boxes with valuable loot, and the island itself will be a great place for first base and getting starting resources.
How to use Island with a Village and a Ship seed
Start the Singleplayer mode
Select ‘Create New World’
Then click on ‘More World Options…’
In the ‘Seed for the World generation’ field, enter 265601299310708