cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A116670 Numbers with all but one decimal digit.

Original entry on oeis.org

102345678, 102345679, 102345687, 102345689, 102345697, 102345698, 102345768, 102345769, 102345786, 102345789, 102345796, 102345798, 102345867, 102345869, 102345876, 102345879, 102345896, 102345897, 102345967, 102345968, 102345976, 102345978, 102345986
Offset: 1

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Author

Rick L. Shepherd, Feb 22 2006

Keywords

Comments

More precisely, each term has exactly nine distinct decimal digits any of which may occur more than once. Leading zeros are not permitted.

Examples

			a(1) = 102345678 as all decimal digits but 9 appear and there is no smaller number with only one missing digit.
		

Crossrefs

Cf. A050278 (pandigital numbers).

Programs

  • Mathematica
    Select[Range[10^8, 10^8 + 3000000], Length[Union[IntegerDigits[#]]] == 9 &] (* T. D. Noe, Dec 05 2012 *)

Extensions

Offset corrected by Charles R Greathouse IV, Feb 15 2017