Difference between revisions 5364833 and 6066726 on enwiki

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Zeisel number
A '''Zeisel number''' is a [[square-free]] integer ''k'' with at least three prime factors which fall into the pattern <math>p_x = ap_{x - 1} + b</math> where ''a'' and ''b'' are fixed constants and ''x'' is the index number of each prime factor in the factorization, sorted from lowest to highest. For the purpose of determining Zeisel numbers, <math>p_0 = 1</math>. The first (contracted; show full)

==External links==

*[http://www.research.att.com/projects/OEIS?Anum=A051015 Sloane Sequence A051015]
*[http://mathworld.wolfram.com/ZeiselNumber.html MathWorld article]
*[http://www.mathpages.com/home/kmath015.htm MathPages article]
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[[de:Zeisel-Zahl]]