login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A017235 a(n) = (9*n + 6)^3. 1
216, 3375, 13824, 35937, 74088, 132651, 216000, 328509, 474552, 658503, 884736, 1157625, 1481544, 1860867, 2299968, 2803221, 3375000, 4019679, 4741632, 5545233, 6434856, 7414875, 8489664 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,1
LINKS
FORMULA
G.f.: 27*(8 + 93*x + 60*x^2 + x^3)/(x-1)^4. - R. J. Mathar, Mar 20 2018
MATHEMATICA
(9*Range[0, 30]+6)^3 (* or *) LinearRecurrence[{4, -6, 4, -1}, {216, 3375, 13824, 35937}, 30] (* Harvey P. Dale, Feb 14 2018 *)
PROG
(Magma) [(9*n+6)^3: n in [0..35]]; // Vincenzo Librandi, Jul 25 2011
CROSSREFS
Cf. A000578 (n^3), A017233 (9*n+6).
Sequence in context: A251359 A251352 A027364 * A152241 A183785 A282019
KEYWORD
nonn,easy
AUTHOR
STATUS
approved

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified March 28 20:05 EDT 2024. Contains 371254 sequences. (Running on oeis4.)