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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A117812 a(n) = n^(2*n) - 1. 1
0, 0, 15, 728, 65535, 9765624, 2176782335, 678223072848, 281474976710655, 150094635296999120, 99999999999999999999, 81402749386839761113320, 79496847203390844133441535, 91733330193268616658399616008 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

COMMENTS

a(n) = A048861(n)*A014566(n) = A062206(n) - 1.

LINKS

Table of n, a(n) for n=0..13.

MATHEMATICA

Join[{0}, Table[(n^2)^n-1, {n, 17}]] (* Vladimir Joseph Stephan Orlovsky, Feb 14 2011*)

PROG

(MAGMA)[n^(2*n) - 1: n in [0..40]]; // Vincenzo Librandi, Dec 26 2010

CROSSREFS

Cf. A000312.

Sequence in context: A209740 A209461 A209523 * A034941 A199227 A055683

Adjacent sequences:  A117809 A117810 A117811 * A117813 A117814 A117815

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller, Oct 17 2006

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
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 23 18:12 EDT 2019. Contains 322387 sequences. (Running on oeis4.)