Numbers k such that d(k)^3 divides k.

Terms

a(0) =1a(1) =625a(2) =6561a(3) =21952a(4) =32768a(5) =64000a(6) =98304a(7) =117649a(8) =163840a(9) =229376a(10) =360448a(11) =425984a(12) =557056a(13) =622592a(14) =753664a(15) =950272a(16) =1015808a(17) =1212416a(18) =1343488a(19) =1362944a(20) =1409024a(21) =1540096a(22) =1736704a(23) =1933312a(24) =1998848a(25) =2195456a(26) =2326528a(27) =2392064a(28) =2588672