Nimsum n + 14.

Terms

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