Numbers that occur 5 or more times in the triangle of denominators in Leibniz's Harmonic Triangle.

A273416

Numbers that occur 5 or more times in the triangle of denominators in Leibniz's Harmonic Triangle.

Terms

    a(0) =30a(1) =1260a(2) =1980a(3) =74256a(4) =1861860a(5) =603380175840

External references