Tersum n + 17.

Terms

a(0) =17a(1) =15a(2) =16a(3) =11a(4) =9a(5) =10a(6) =14a(7) =12a(8) =13a(9) =26a(10) =24a(11) =25a(12) =20a(13) =18a(14) =19a(15) =23a(16) =21a(17) =22a(18) =8a(19) =6a(20) =7a(21) =2a(22) =0a(23) =1a(24) =5a(25) =3a(26) =4a(27) =44a(28) =42a(29) =43