A031497 Numbers whose base-10 representation has one more 0 than 9's.

10, 20, 30, 40, 50, 60, 70, 80, 101, 102, 103, 104, 105, 106, 107, 108, 110, 120, 130, 140, 150, 160, 170, 180, 201, 202, 203, 204, 205, 206, 207, 208, 210, 220, 230, 240, 250, 260, 270, 280, 301, 302, 303, 304, 305, 306, 307

Offset

1,1

Links

Table of n, a(n) for n=1..47.

Mathematica

Select[Range[400], DigitCount[#, 10, 0]==DigitCount[#, 10, 9]+1&] (* Harvey P. Dale, May 27 2019 *)

Crossrefs

Sequence in context: A162467 A371462 A033022 * A020337 A044835 A033007

Adjacent sequences: A031494 A031495 A031496 * A031498 A031499 A031500

Keyword

nonn,base

Author

Clark Kimberling

Status

approved