A028430 Clog sequence in base 9. Right to left concatenation of n, int(log_9(n)), int(log_9(int(log_9(n)))),... in base9.

1, 2, 3, 4, 5, 6, 7, 8, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138

Offset

1,2

Links

Table of n, a(n) for n=1..57.

Crossrefs

Sequence in context: A109752 A331879 A098755 * A290148 A171717 A303369

Adjacent sequences: A028427 A028428 A028429 * A028431 A028432 A028433

Keyword

nonn,base,easy

Author

Olivier Gérard

Status

approved