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Continue to ChatStrong pseudoprimes to base 2 - https://avesis.itu.edu.tr/yayin/9fd09c89-551e-4931-b879-bc5d85b88b5d/strong-pseudoprimes-to-base-2
Strong pseudoprimes to base 2 - https://avesis.itu.edu.tr/yayin/9fd09c89-551e-4931-b879-bc5d85b88b5d/strong-pseudoprimes-to-base-2