Sum of a square and a nonnegative cube.

Terms

a(0) =0a(1) =1a(2) =2a(3) =4a(4) =5a(5) =8a(6) =9a(7) =10a(8) =12a(9) =16a(10) =17a(11) =24a(12) =25a(13) =26a(14) =27a(15) =28a(16) =31a(17) =33a(18) =36a(19) =37a(20) =43a(21) =44a(22) =49a(23) =50a(24) =52a(25) =57a(26) =63a(27) =64a(28) =65a(29) =68