4019167441

Appears in sequences

• a(n) = the smallest number k such that the number of divisors of the n numbers from k through k+n-1 are in nondescending order.at n=12A075046
• a(n) is the least number that begins a run of exactly n consecutive numbers with a nondecreasing number of divisors, or -1 if no such number exists.at n=12A284597