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User:Frederic Ruget
From OeisWiki
Home page: blog.atlant.is Github: https://github.com/douzebis Exercices with the "game of hats":
- [Towers of hats](https://blog.atlant.is/?p=1183) - [Hats Calculator](https://blog.atlant.is/?p=1893) - [Infinitely Many Hats](https://blog.atlant.is/?p=2817)