5 citations · 5 across the 1 of their papers we have counts for
1 paper · 1 filter
David L. Applegate, Hans Havermann, Bob Selcoe +3
Define a sequence of positive integers by the rule that a(n) = n for 1 <= n <= 3, and for n >= 4, a(n) is the smallest number not already in the sequence which has a common factor…