Recently, I’ve been studying the 2003 paper of Chen and Greene “Some Comments on Baillie-PSW Pseudoprimes” published in the Fibonnacci Quarterly in 2003. I wish to make a record of my thinking about this problem, which is occasionally discussed online, for instance in this Mathematics Stack Exchange discssion thread: https://math.stackexchange.com/questions/2902592/isnt-the-estimate-for-the-smallest-counterexample-of-the-bpsw-test-far-too-opti . The problem studied by… Continue reading On Baillie-PSW pseudoprimes following Chen and Greene