Base 4 reversal of n (written in base 10).

Terms

a(0) =0a(1) =1a(2) =2a(3) =3a(4) =1a(5) =5a(6) =9a(7) =13a(8) =2a(9) =6a(10) =10a(11) =14a(12) =3a(13) =7a(14) =11a(15) =15a(16) =1a(17) =17a(18) =33a(19) =49a(20) =5a(21) =21a(22) =37a(23) =53a(24) =9a(25) =25a(26) =41a(27) =57a(28) =13a(29) =29