Every run of digits of n in base 11 has length 2.

Terms

a(0) =12a(1) =24a(2) =36a(3) =48a(4) =60a(5) =72a(6) =84a(7) =96a(8) =108a(9) =120a(10) =1452a(11) =1476a(12) =1488a(13) =1500a(14) =1512a(15) =1524a(16) =1536a(17) =1548a(18) =1560a(19) =1572a(20) =2904a(21) =2916a(22) =2940a(23) =2952a(24) =2964a(25) =2976a(26) =2988a(27) =3000a(28) =3012a(29) =3024