The year 2015 marks the end of a remarkable 3 year long period of mathematical significance, the reason being that 2015 is the 3rd (and final) year in a row that is the product of 3 distinct primes.
This isn't the first time this has happened, and it won't be the last! In what year will the next string of 3 consecutive years begin? In other words, if are all the product of 3 distinct prime numbers, and , what is the minimum value of ?