96996900

Appears in sequences

• Numbers k which, for some r, are r-digit maximizers of k/phi(k).at n=25A065800
• Numbers with exactly 8 distinct prime divisors {2,3,5,7,11,13,17,19}.at n=9A147575
• Product of squarefree numbers between n and 2*n (inclusive).at n=9A179214
• a(n) gives the denominators for A250031(n) as well as for A250032(n).at n=19A250033
• Numbers k where records occur for phi(k+1)/phi(k), where phi is the Euler totient function (A000010).at n=14A335069
• a(n) is the lcm of the denominators of the terms in the n-th row of M where M is the inverse of the matrix generated by the triangle A368846.at n=9A369135