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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A044102 Multiples of 36. 8
0, 36, 72, 108, 144, 180, 216, 252, 288, 324, 360, 396, 432, 468, 504, 540, 576, 612, 648, 684, 720, 756, 792, 828, 864, 900, 936, 972, 1008, 1044, 1080, 1116, 1152, 1188, 1224, 1260, 1296, 1332, 1368, 1404, 1440, 1476, 1512, 1548, 1584, 1620, 1656, 1692 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

COMMENTS

Numbers n such that string 0,0 occurs in the base 6 representation of n but not of n-1.

Also, n such that Fibonacci(n) mod 27 = 0. - Mohammed Bouayoun (bouyao(AT)wanadoo.fr), Mar 18 2004

a(n) = A167632(n+1); A033183(a(n)) = n+1. - Reinhard Zumkeller, Nov 07 2009

A122841(a(n)) > 1 for n > 0. - Reinhard Zumkeller, Nov 10 2013

LINKS

Reinhard Zumkeller, Table of n, a(n) for n = 0..1000

Index entries for linear recurrences with constant coefficients, signature (2,-1).

FORMULA

G.f.: 36*x/(1-x)^2.

a(n) = 36*n. - Vincenzo Librandi, Jan 26 2011

MATHEMATICA

Range[0, 2000, 36] (* Vladimir Joseph Stephan Orlovsky, May 31 2011 *)

CoefficientList[Series[36 x/(1 - x)^2, {x, 0, 100}], x] (* Vincenzo Librandi, May 20 2014 *)

PROG

(Haskell)

a044102 = (* 36)

a044102_list = [0, 36 ..]  -- Reinhard Zumkeller, Nov 10 2013

(MAGMA) [36*n: n in [0..50]]; // Vincenzo Librandi, May 20 2014

(PARI) a(n)=36*n \\ Charles R Greathouse IV, Oct 07 2015

CROSSREFS

Cf. A135631, A174312.

Subsequence of A008588.

Sequence in context: A036785 A114127 A224830 * A043370 A044483 A031479

Adjacent sequences:  A044099 A044100 A044101 * A044103 A044104 A044105

KEYWORD

nonn,base,easy

AUTHOR

Clark Kimberling

STATUS

approved

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

License Agreements, Terms of Use, Privacy Policy .

Last modified March 28 15:38 EDT 2017. Contains 284243 sequences.