1,2

M(n) is the array in which m(x,y,z,t,u)=x*y*z*t*u for x = 1 to n, y = 1 to n, z = 1 to n, t = 1 to n, and u = 1 to n. In M(7), the most frequently occurring numbers are 360, 420, 504, and 840, each occurring 300 times. The smallest of these numbers is 360, so a(7) = 360.

Cf. A057144, A057340, A057343, A057344.

Sequence in context: A035310 A022016 A032380 this_sequence A081620 A063887 A108508

Adjacent sequences: A057343 A057344 A057345 this_sequence A057347 A057348 A057349

nonn

N. Fernandez (primeness(AT)borve.org), Aug 28 2000