Numbers n such that the sum of the squares of the digits of n^n is a square.

Terms

a(0) =0a(1) =1a(2) =2a(3) =8a(4) =10a(5) =100a(6) =123a(7) =209a(8) =312a(9) =1000a(10) =1668a(11) =2191a(12) =2268a(13) =4767a(14) =9338a(15) =10000a(16) =11004a(17) =12248a(18) =12322a(19) =15926a(20) =17951a(21) =18202a(22) =19764a(23) =21807a(24) =29509a(25) =42647a(26) =43072a(27) =44750a(28) =54237a(29) =56634