Numbers k such that k^2 contains only digits {0,4,6}, not ending with zero.

A058437

Numbers k such that k^2 contains only digits {0,4,6}, not ending with zero.

Terms

    a(0) =2a(1) =8a(2) =20992a(3) =21602a(4) =215408a(5) =800037502a(6) =21120134092a(7) =25815899102a(8) =80025400008

External references