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A008606 Multiples of 24. 27
0, 24, 48, 72, 96, 120, 144, 168, 192, 216, 240, 264, 288, 312, 336, 360, 384, 408, 432, 456, 480, 504, 528, 552, 576, 600, 624, 648, 672, 696, 720, 744, 768, 792, 816, 840, 864, 888, 912, 936, 960, 984, 1008, 1032, 1056, 1080, 1104, 1128, 1152, 1176, 1200 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,2
COMMENTS
If n is a multiple of 24, also the sum of the divisors of n-1 is a multiple of 24. - Vincenzo Librandi, Apr 12 2014
This is the sequence of numbers n such that A259748(n)/n = 11/12. - Danny Rorabaugh, Oct 22 2015
LINKS
Tanya Khovanova, Recursive Sequences
FORMULA
G.f.: 24*x/(1-x)^2. - Vincenzo Librandi, Jun 11 2013
a(n) = 24*A001477(n) - Danny Rorabaugh, Oct 24 2015
MATHEMATICA
Range[0, 1500, 24] (* Vladimir Joseph Stephan Orlovsky, Jun 01 2011 *)
CoefficientList[Series[24 x / (x - 1)^2, {x, 0, 60}], x] (* Vincenzo Librandi, Jun 11 2013 *)
PROG
(PARI) a(n)=24*n \\ Charles R Greathouse IV, Sep 24 2015
CROSSREFS
Sequence in context: A257861 A050497 A162282 * A317971 A141767 A327947
KEYWORD
nonn,easy
AUTHOR
STATUS
approved

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Last modified June 14 21:35 EDT 2024. Contains 373401 sequences. (Running on oeis4.)