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

Terms

a(0) =0a(1) =1a(2) =2a(3) =3a(4) =7a(5) =10a(6) =61a(7) =80a(8) =100a(9) =121a(10) =174a(11) =182a(12) =200a(13) =276a(14) =313a(15) =432a(16) =441a(17) =463a(18) =537a(19) =612a(20) =666a(21) =739a(22) =775a(23) =961a(24) =1000a(25) =1239a(26) =1382a(27) =1413a(28) =1952a(29) =2000