Numbers k such that k and k^2 use only the digits 3, 4, 5, 6 and 9.

A137123

Numbers k such that k and k^2 use only the digits 3, 4, 5, 6 and 9.

Terms

    a(0) =3a(1) =6a(2) =63a(3) =66a(4) =663a(5) =666a(6) =6663a(7) =6666a(8) =66663a(9) =66666a(10) =594934a(11) =596956a(12) =666663a(13) =666666a(14) =969364a(15) =5944364a(16) =5945544a(17) =6665956a(18) =6666663a(19) =6666666a(20) =9693656a(21) =59444593a(22) =59694593a(23) =59955563a(24) =66666663a(25) =66666666a(26) =595393934a(27) =595436434a(28) =596963563a(29) =599449694

External references