If the number of nephews Alden had 50 years ago is half the number of nephews he has now, Alden has 50*2 = <<50*2=100>>100 nephews.
Vihaan has 60 more nephews than Alden, meaning currently Vihaan has 100+60 = <<100+60=160>>160 nephews.
Altogether, the two have 160+100 = <<160+100=260>>260 nephews.
#### 260