Numbers k such that A065608(k) is a square.

Terms

a(0) =1a(1) =2a(2) =4a(3) =5a(4) =17a(5) =20a(6) =27a(7) =30a(8) =37a(9) =101a(10) =132a(11) =140a(12) =197a(13) =257a(14) =260a(15) =370a(16) =401a(17) =430a(18) =577a(19) =677a(20) =819a(21) =832a(22) =1025a(23) =1036a(24) =1070a(25) =1166a(26) =1297a(27) =1601a(28) =1950a(29) =2060