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!)
A017309 a(n) = (10*n + 3)^5. 1
243, 371293, 6436343, 39135393, 147008443, 418195493, 992436543, 2073071593, 3939040643, 6956883693, 11592740743, 18424351793, 28153056843, 41615795893, 59797108943, 83841135993, 115063617043 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,1
LINKS
FORMULA
G.f.: (243 + 369835*x + 4212230*x^2 + 6081870*x^3 + 1319015*x^4 + 16807*x^5)/(x-1)^6. - R. J. Mathar, Mar 20 2018
a(n) = 6*a(n-1) - 15*a(n-2) + 20*a(n-3) - 15*a(n-4) + 6*a(n-5) - a(n-6). - Wesley Ivan Hurt, Aug 17 2021
MATHEMATICA
(10*Range[0, 20] + 3)^5 (* Wesley Ivan Hurt, Aug 17 2021 *)
PROG
(Magma) [(10*n+3)^5: n in [0..20]]; // Vincenzo Librandi, Jul 31 2011
CROSSREFS
Sequence in context: A017021 A017105 A017201 * A017429 A017561 A164657
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 29 04:23 EDT 2024. Contains 371264 sequences. (Running on oeis4.)