Sphenic number sequence - MATLAB Cody - MATLAB Central

Problem 3001. Sphenic number sequence

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Sphenic numbers are positive integers that are products of three distinct prime numbers: 30, 42, 66, 70, 78, 102, 105, 110, 114, 130, ... For example, 30 = 2*3*5, 42 = 2*3*7, etc.
Return the numbers from the sphenic sequence corresponding to the supplied indices. For example, if n = 3:7, your function should return [66, 70, 78, 102, 105].
This problem is related to Problem 3002 and Problem 3003.
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Solution Stats

48.48% Correct | 51.52% Incorrect
Last Solution submitted on Feb 07, 2025

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Sequences & Series III Image
Sequences & Series III
  • 15 Problems
  • 38 Finishers

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