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Difference between revisions of "Sierpiński number"
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A '''Sierpinski number''' is an odd natural number ''k'' such that all k×2<sup>n</sup>+1 for all n are [[Composite number|composite]]. | A '''Sierpinski number''' is an odd natural number ''k'' such that all k×2<sup>n</sup>+1 for all n are [[Composite number|composite]]. | ||
− | These numbers are named after [[ | + | These numbers are named after [[Wacław Sierpiński]]. |
==See also== | ==See also== |
Revision as of 13:30, 28 January 2019
A Sierpinski number is an odd natural number k such that all k×2n+1 for all n are composite.
These numbers are named after Wacław Sierpiński.