A031500 Numbers whose base-10 representation has 2 fewer 0's than 9's.

99, 199, 299, 399, 499, 599, 699, 799, 899, 919, 929, 939, 949, 959, 969, 979, 989, 991, 992, 993, 994, 995, 996, 997, 998, 1199, 1299, 1399, 1499, 1599, 1699, 1799, 1899, 1919, 1929, 1939, 1949, 1959, 1969, 1979, 1989, 1991

Offset

1,1

Links

Table of n, a(n) for n=1..42.

Mathematica

Select[Range[2000], DigitCount[#, 10, 9]==DigitCount[#, 10, 0]+2&] (* Harvey P. Dale, Dec 13 2017 *)

Crossrefs

Sequence in context: A097599 A033674 A043526 * A044431 A044812 A221373

Adjacent sequences: A031497 A031498 A031499 * A031501 A031502 A031503

Keyword

nonn,base

Author

Clark Kimberling

Status

approved