Numbers k such that k / (sum of digits of k) is a square.

Terms

a(0) =1a(1) =2a(2) =3a(3) =4a(4) =5a(5) =6a(6) =7a(7) =8a(8) =9a(9) =12a(10) =24a(11) =36a(12) =48a(13) =81a(14) =100a(15) =144a(16) =150a(17) =192a(18) =200a(19) =225a(20) =288a(21) =300a(22) =320a(23) =324a(24) =375a(25) =400a(26) =441a(27) =500a(28) =512a(29) =600