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Primes that have the form
(product) ± 1
where the product is non trival (exclude Fermat's and Mersennes...) and has a simple form.
Top : theory : special forms : near products
Categories in theory : special forms : near products
factorial (5)
Factorial primes are primes of the form n!+/-1.
primorial (3)
Primorial primes are primes of the form n#+/-1.
Last Updated: 17-May-2008
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Chris K. Caldwell
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