a(n) = 35-n.

Terms

a(0) =35a(1) =34a(2) =33a(3) =32a(4) =31a(5) =30a(6) =29a(7) =28a(8) =27a(9) =26a(10) =25a(11) =24a(12) =23a(13) =22a(14) =21a(15) =20a(16) =19a(17) =18a(18) =17a(19) =16a(20) =15a(21) =14a(22) =13a(23) =12a(24) =11a(25) =10a(26) =9a(27) =8a(28) =7a(29) =6