Positive integers n such that n^2 divided by the digital sum of n is a cube.

Terms

a(0) =1a(1) =8a(2) =81a(3) =512a(4) =1000a(5) =2592a(6) =6400a(7) =8000a(8) =10125a(9) =19683a(10) =20736a(11) =34300a(12) =35937a(13) =36125a(14) =46656a(15) =59319a(16) =74088a(17) =81000a(18) =123823a(19) =125000a(20) =157464a(21) =185193a(22) =268912a(23) =279936a(24) =328509a(25) =373248a(26) =421875a(27) =431244a(28) =469567a(29) =474552