Right part of the square of the n-th Kaprekar number.

Terms

a(0) =0a(1) =1a(2) =25a(3) =25a(4) =1a(5) =209a(6) =209a(7) =1a(8) =1729a(9) =1984a(10) =4641a(11) =2500a(12) =2500a(13) =5264a(14) =1984a(15) =1729a(16) =1a(17) =14336a(18) =17284a(19) =37444a(20) =17284a(21) =14336a(22) =4641a(23) =1a(24) =122449a(25) =126201a(26) =148761a(27) =152100a(28) =165025a(29) =217124