a(n) = {n^2}_n.

Terms

a(0) =1a(1) =4a(2) =9a(3) =10a(4) =15a(5) =24a(6) =37a(7) =52a(8) =73a(9) =100a(10) =144a(11) =196a(12) =256a(13) =328a(14) =485a(15) =598a(16) =723a(17) =1012a(18) =1198a(19) =1600a(20) =1849a(21) =2116a(22) =2700a(23) =3054a(24) =3805a(25) =4244a(26) =5166a(27) =5716a(28) =6845a(29) =8100