Problem 46047. Identify Wagstaff primes

Difficulty:Rate

The numbers 3, 43, and 2731 are examples of Wagstaff primes.

Write a function to identify Wagstaff primes in the input.

Solve

Last Solution submitted on Oct 28, 2024

William on 18 Jul 2020

I think the answer to problem 7 should be [0 1 1 1 1 1 1 1 1 0 1 0], because q=31 leads to a Wagstaff prime.

ChrisR on 18 Jul 2020

Yes, you're right. Thanks, William. I've corrected the test suite. I should have known there was a problem because Athi's solution stepped around 31.

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