Numbers whose base-5 representation is a square when read in base 10.

Terms

a(0) =0a(1) =1a(2) =4a(3) =25a(4) =36a(5) =49a(6) =89a(7) =100a(8) =121a(9) =139a(10) =249a(11) =329a(12) =351a(13) =625a(14) =676a(15) =729a(16) =900a(17) =961a(18) =1225a(19) =1551a(20) =1654a(21) =2146a(22) =2225a(23) =2289a(24) =2500a(25) =2601a(26) =3025a(27) =3289a(28) =3475a(29) =3521