A023767 Nialpdromes: digits in base 12 are in nonincreasing order.

0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 24, 25, 26, 36, 37, 38, 39, 48, 49, 50, 51, 52, 60, 61, 62, 63, 64, 65, 72, 73, 74, 75, 76, 77, 78, 84, 85, 86, 87, 88, 89, 90, 91, 96, 97, 98, 99, 100, 101, 102, 103, 104, 108, 109, 110, 111, 112, 113, 114, 115, 116

Offset

1,3

Links

Vincenzo Librandi, Table of n, a(n) for n = 1..1000

Mathematica

Select[Range[0, 700], Max[Differences[IntegerDigits[#, 12]]]<=0&] (* Vincenzo Librandi, Dec 26 2012 *)
Select[Range[0, 116], GreaterEqual@@IntegerDigits[#, 12]&] (* Ray Chandler, Jan 06 2014 *)

Crossrefs

Sequence in context: A213517 A173899 A108897 * A023794 A032948 A377915

Adjacent sequences: A023764 A023765 A023766 * A023768 A023769 A023770

Keyword

nonn,base,easy

Author

Olivier Gérard

Status

approved