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A023761 Nialpdromes: digits in base 5 are in nonincreasing order. 1
0, 1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 16, 17, 18, 20, 21, 22, 23, 24, 25, 30, 31, 50, 55, 56, 60, 61, 62, 75, 80, 81, 85, 86, 87, 90, 91, 92, 93, 100, 105, 106, 110, 111, 112, 115, 116, 117, 118, 120, 121, 122, 123, 124, 125, 150, 155, 156, 250, 275, 280, 281 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..1001 (adapted to the new offset from Bruno Berselli)

MATHEMATICA

Select[Range[0, 4000], Max[Differences[IntegerDigits[#, 5]]]<=0&] (* Vincenzo Librandi, Dec 26 2012 *)

Select[Range[0, 281], GreaterEqual@@IntegerDigits[#, 5]&] (* Ray Chandler, Jan 06 2014 *)

CROSSREFS

Sequence in context: A158520 A032868 A032341 * A032902 A018578 A056910

Adjacent sequences:  A023758 A023759 A023760 * A023762 A023763 A023764

KEYWORD

nonn,base,easy

AUTHOR

Olivier Gérard

STATUS

approved

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Last modified March 19 18:49 EDT 2019. Contains 321330 sequences. (Running on oeis4.)