This site is supported by donations to The OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A013764 a(n) = 19^(3*n + 1). 1
 19, 130321, 893871739, 6131066257801, 42052983462257059, 288441413567621167681, 1978419655660313589123979, 13569980418174090907801371961, 93076495688256089536609610280499 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 LINKS Vincenzo Librandi, Table of n, a(n) for n = 0..90 Tanya Khovanova, Recursive Sequences Index entries for linear recurrences with constant coefficients, signature (6859). FORMULA a(n) = 6859*a(n-1), a(0)= 19. - Vincenzo Librandi, May 24 2011 MATHEMATICA NestList[6859#&, 19, 20] (* Harvey P. Dale, May 17 2018 *) PROG (MAGMA) [19^(3*n+1): n in [0..15]]; // Vincenzo Librandi, May 24 2011 (PARI) a(n)=19^(3*n+1) \\ Charles R Greathouse IV, Jul 10 2016 CROSSREFS Sequence in context: A034207 A098970 A172751 * A078353 A177818 A269446 Adjacent sequences:  A013761 A013762 A013763 * A013765 A013766 A013767 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 | Recent | More pages
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified November 19 19:37 EST 2018. Contains 317364 sequences. (Running on oeis4.)