Fermat numbers: Difference between revisions

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{{task|Prime Numbers}}
 
In mathematics, a Fermat number, ''named after Pierre de Fermat who first studied them,'' is a positive integer of the form <big>'''F<sub>n</sub> = 2<sup>''2''<sup>''n''</sup></sup> + 1'''</big> where '''n''' is a non-negative integer.