Numbers whose maximal base-6 run length is 4.

Terms

a(0) =259a(1) =518a(2) =777a(3) =1036a(4) =1295a(5) =1296a(6) =1554a(7) =1556a(8) =1557a(9) =1558a(10) =1559a(11) =1814a(12) =2073a(13) =2332a(14) =2591a(15) =2592a(16) =2851a(17) =3108a(18) =3109a(19) =3111a(20) =3112a(21) =3113a(22) =3369a(23) =3628a(24) =3887a(25) =3888a(26) =4147a(27) =4406a(28) =4662a(29) =4663