Indices where A138554 requires only squares < floor(sqrt(n))^2.

Terms

a(0) =32a(1) =61a(2) =136a(3) =193a(4) =218a(5) =219a(6) =320a(7) =464a(8) =673a(9) =776a(10) =777a(11) =884a(12) =1021a(13) =1145a(14) =1417a(15) =1440a(16) =1744a(17) =2194a(18) =2195a(19) =2285a(20) =2696a(21) =2697a(22) =2797a(23) =3361a(24) =3560a(25) =4321a(26) =4880a(27) =5156a(28) =5618a(29) =5619