144480

Appears in sequences

• Numbers that can be expressed as the difference of the squares of primes in exactly eleven distinct ways.at n=11A092007
• Numbers with prime factorization pqrst^5.at n=19A190383
• Number of nX6 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 2,0,1,3,4 for x=0,1,2,3,4.at n=11A195976
• a(n) is the first term k of A329902 for which A056239(k) = n.at n=28A330743
• Primorial deflation of A133411(n), where A133411(n) is the smallest highly composite number of the form k*a(n-1) where k is an integer greater than 1.at n=28A330744
• The number of edges formed when every pair of n points, placed at the vertices of a regular n-gon, are connected by a circle and where the points lie at the ends of the circle's diameter.at n=26A358783
• Let G_n denote the planar graph defined in A358746 with the addition, if n is odd, of the circle containing the initial n points; sequence gives the number of edges in G_n.at n=27A370977
• Least positive integer m such that sigma(m)/phi(m) = n + 1/2, where sigma(.) and phi(.) are given by A000203 and A000010, respectively.at n=15A375262