Successive digits of even numbers.

Terms

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