Palindromes n such that n and n^2 have same digit sum.

Terms

a(0) =0a(1) =1a(2) =9a(3) =55a(4) =99a(5) =585a(6) =595a(7) =838a(8) =999a(9) =5995a(10) =8668a(11) =9999a(12) =45954a(13) =48384a(14) =55755a(15) =56665a(16) =59895a(17) =59995a(18) =64846a(19) =65656a(20) =77977a(21) =86968a(22) =88488a(23) =89398a(24) =97479a(25) =97579a(26) =99099a(27) =99199a(28) =99999a(29) =158851