taxicab number
Mathematical term: the smallest number expressible as the sum of two positive cubes in n distinct ways. Named after the Hardy–Ramanujan anecdote involving taxicab number 1729.
千七百二十九は、二つの立方数の和として二通りに表せる有名なタクシー数です。
1729 is a famous taxicab number expressible in two ways as a sum of two cubes.