Problem 55275. List the semiprimes
A semiprime number—or a 2-almost prime—is the product of two prime numbers. The numbers and are semiprimes, but and are not. The semiprimes appear in three of Ramon Villamangca’s “Easy Sequences”: Cody Problems 52859, 52990, and 53740.
Write a function to list the semiprime numbers less than or equal to the input number.
Solution Stats
Solution Comments
Show commentsProblem Recent Solvers8
Suggested Problems
-
Find the longest sequence of 1's in a binary sequence.
5865 Solvers
-
Replace NaNs with the number that appears to its left in the row.
2898 Solvers
-
6632 Solvers
-
Side of an equilateral triangle
5732 Solvers
-
4334 Solvers
More from this Author249
Problem Tags
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!