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 __   _     _____    _    _      ___     _    _   
| || | ||  |  ___|| | || | ||   / _ \\  | |  | || 
| '--' ||  | ||__   | || | ||  | / \ || | |/\| || 
| .--. ||  | ||__   | \\_/ ||  | \_/ || |  /\  || 
|_|| |_||  |_____||  \____//    \___//  |_// \_|| 
`-`  `-`   `-----`    `---`     `---`   `-`   `-`

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Text this: Colourings of Cyclotomic Integers with Class Number One