Numbers of form 5 x^2 + 9 y^2.

A020688

Numbers of form 5 x^2 + 9 y^2.

Terms

    a(0) =0a(1) =5a(2) =9a(3) =14a(4) =20a(5) =29a(6) =36a(7) =41a(8) =45a(9) =54a(10) =56a(11) =80a(12) =81a(13) =86a(14) =89a(15) =101a(16) =116a(17) =125a(18) =126a(19) =134a(20) =144a(21) =149a(22) =161a(23) =164a(24) =180a(25) =189a(26) =206a(27) =216a(28) =224a(29) =225

External references