170940

Appears in sequences

• 1 / min{1/n - 1/a - 1/b > 0}, where a and b are integers.at n=27A045470
• Product of prime divisors of composite numbers between consecutive primes.at n=28A074167
• Numbers with prime factorization pqrstu^2.at n=22A189985
• Number of distinct intersections among all circles that can be constructed on vertices of an n-sided regular polygon, using only a compass.at n=32A331702