Six new factors of Fermat numbers

Gostin, Gary B.; McLaughlin, Philip B.

doi:10.1090/S0025-5718-1982-0645680-8

Six new factors of Fermat numbers
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by Gary B. Gostin and Philip B. McLaughlin PDF

Math. Comp. 38 (1982), 645-649 Request permission

Abstract:

A new prime factor is given for each of the Fermat numbers ${F_{29}}$, ${F_{36}}$, ${F_{99}}$, ${F_{147}}$, ${F_{150}}$, and ${F_{201}}$. A summary of search limits and recent results is included.

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