Pseudoprimes to base 3, written in base 3.

Terms

a(0) =10101a(1) =11111a(2) =101121a(3) =220212a(4) =222001a(5) =1022011a(6) =1111221a(7) =2010002a(8) =2101001a(9) =2121001a(10) =10101022a(11) =10122201a(12) =10201001a(13) =10212111a(14) =11111112a(15) =11121201a(16) =12010221a(17) =20210202a(18) =21121121a(19) =100001111a(20) =101010101a(21) =102112011a(22) =110020001a(23) =112112001a(24) =120002211a(25) =122000101a(26) =201201201a(27) =202212002