Number of low discrepancy sequences in base 3.

Terms

a(0) =0a(1) =0a(2) =0a(3) =1a(4) =2a(5) =3a(6) =5a(7) =7a(8) =9a(9) =11a(10) =13a(11) =15a(12) =17a(13) =19a(14) =22a(15) =25a(16) =28a(17) =31a(18) =34a(19) =37a(20) =40a(21) =43a(22) =46a(23) =49a(24) =52a(25) =55a(26) =58a(27) =61a(28) =64a(29) =67