Number of points in N^8 of norm <= n.

Terms

a(0) =1a(1) =9a(2) =171a(3) =1420a(4) =8262a(5) =33044a(6) =111155a(7) =312913a(8) =793049a(9) =1807754a(10) =3834490a(11) =7601982a(12) =14333819a(13) =25683401a(14) =44367189a(15) =73913316a(16) =119544010a(17) =187884853a(18) =288597817a(19) =433331391a(20) =638511294a(21) =923461382a(22) =1314459790a(23) =1842974369a(24) =2550288371