The Last Prime Digit

April 16, 2019

Over at NumberPhile, Dr Grimes (can you look at him and not smile?) discusses the pattern in the last digits of successive prime numbers. It’s not what you think.

Your task is to write a program that mimics the calculations made by Dr Grimes. When you are finished, you are welcome to read or run a suggested solution, or to post your own solution or discuss the exercise in the comments below.


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