A023794 Katadromes: digits in base 13 are in strict descending order.

0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 26, 27, 39, 40, 41, 52, 53, 54, 55, 65, 66, 67, 68, 69, 78, 79, 80, 81, 82, 83, 91, 92, 93, 94, 95, 96, 97, 104, 105, 106, 107, 108, 109, 110, 111, 117, 118, 119, 120, 121, 122, 123, 124, 125, 130, 131, 132, 133

Offset

1,3

Links

Sean A. Irvine, Table of n, a(n) for n = 1..8191

Mathematica

Select[Range[0, 200], Max[Differences[IntegerDigits[#, 13]]]<0&] (* Harvey P. Dale, Apr 22 2013 *)

Crossrefs

Sequence in context: A173899 A108897 A023767 * A032948 A132031 A323175

Adjacent sequences: A023791 A023792 A023793 * A023795 A023796 A023797

Keyword

nonn,base,fini,full,easy

Author

Olivier Gérard

Status

approved