login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A023761 Nialpdromes: digits in base 5 are in nonincreasing order. 1

%I

%S 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,

%T 60,61,62,75,80,81,85,86,87,90,91,92,93,100,105,106,110,111,112,115,

%U 116,117,118,120,121,122,123,124,125,150,155,156,250,275,280,281

%N Nialpdromes: digits in base 5 are in nonincreasing order.

%H Vincenzo Librandi, <a href="/A023761/b023761.txt">Table of n, a(n) for n = 1..1001</a> (adapted to the new offset from _Bruno Berselli_)

%t Select[Range[0, 4000], Max[Differences[IntegerDigits[#, 5]]]<=0&] (* _Vincenzo Librandi_, Dec 26 2012 *)

%t Select[Range[0,281],GreaterEqual@@IntegerDigits[#,5]&] (* _Ray Chandler_, Jan 06 2014 *)

%K nonn,base,easy

%O 1,3

%A _Olivier GĂ©rard_

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 18 15:05 EDT 2019. Contains 322209 sequences. (Running on oeis4.)