A044812 Numbers n such that string 9,9 occurs in the base 10 representation of n but not of n+1.

99, 199, 299, 399, 499, 599, 699, 799, 899, 999, 1099, 1199, 1299, 1399, 1499, 1599, 1699, 1799, 1899, 1999, 2099, 2199, 2299, 2399, 2499, 2599, 2699, 2799, 2899, 2999, 3099, 3199, 3299, 3399, 3499, 3599, 3699, 3799, 3899

Offset

1,1

Links

Table of n, a(n) for n=1..39.

Tanya Khovanova, Non Recursions

Crossrefs

Sequence in context: A043526 A031500 A044431 * A221373 A260242 A250734

Adjacent sequences: A044809 A044810 A044811 * A044813 A044814 A044815

Keyword

nonn,base

Author

Clark Kimberling

Status

approved