Numbers of the form 9*k^2 + 8*k, k an integer.

Terms

a(0) =0a(1) =1a(2) =17a(3) =20a(4) =52a(5) =57a(6) =105a(7) =112a(8) =176a(9) =185a(10) =265a(11) =276a(12) =372a(13) =385a(14) =497a(15) =512a(16) =640a(17) =657a(18) =801a(19) =820a(20) =980a(21) =1001a(22) =1177a(23) =1200a(24) =1392a(25) =1417a(26) =1625a(27) =1652a(28) =1876a(29) =1905