It's not about him. It's the odds that someone would have children from that original group.
Consider, it's in no way an unusual event for lotteries to have winners. Further someone can increase their odds of winning by buying a lot of tickets. However, winners are unlikely to buy thousands of tickets for that drawing because the pool of people that buy a few tickets are vastly higher than the pool of people that buy thousands of tickets to each drawing.
So, just because one guy did not get cancer does not mean he has unusual DNA. Granted, the odds of him having some anti cancer mutation is probably higher than the general population.
So you mean he's luckier because he has lots of fathers, therefore more lottery tickets, thus increasing the chance that at least one of his fathers will live a long life without getting cancer?
Consider, it's in no way an unusual event for lotteries to have winners. Further someone can increase their odds of winning by buying a lot of tickets. However, winners are unlikely to buy thousands of tickets for that drawing because the pool of people that buy a few tickets are vastly higher than the pool of people that buy thousands of tickets to each drawing.
So, just because one guy did not get cancer does not mean he has unusual DNA. Granted, the odds of him having some anti cancer mutation is probably higher than the general population.