Least k such that base 6 representation of n begins at s(k), where s=A030588.

Terms

a(0) =1a(1) =10a(2) =2a(3) =22a(4) =3a(5) =34a(6) =4a(7) =11a(8) =1a(9) =23a(10) =8a(11) =88a(12) =10a(13) =106a(14) =12a(15) =124a(16) =14a(17) =142a(18) =7a(19) =13a(20) =18a(21) =25a(22) =2a(23) =196a(24) =22a(25) =214a(26) =24a(27) =232a(28) =26a(29) =250