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

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A147996 a(n) = 9^n-8^n-7^n-6^n-5^n-4^n-3^n-2^n-1. 0
 -7, -27, -123, -567, -2211, -2727, 84477, 1485513, 18362109, 200535993, 2059226877, 20397799593, 197430536829, 1880870895513, 17715781956477, 165457407809673, 1535334245693949, 14175044463955833, 130346379428513277 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Table of n, a(n) for n=1..19. Index entries for linear recurrences with constant coefficients, signature (45,-870,9450,-63273,269325,-723680,1172700,-1026576,362880). FORMULA G.f.: x*(945936*x^8-2126232*x^7+1934792*x^6-942732*x^5+271467*x^4-47628*x^3+4998*x^2-288*x+7)/((x-1)*(2*x-1)*(3*x-1)*(4*x-1)*(5*x-1)*(6*x-1)*(7*x-1)*(8*x-1)*(9*x-1)). - Colin Barker, Oct 29 2012 MATHEMATICA lst={}; Do[p=9^n-8^n-7^n-6^n-5^n-4^n-3^n-2^n-1^n; AppendTo[lst, p], {n, 0, 5!}]; lst CROSSREFS Cf. A147975-A147979. Sequence in context: A201380 A327623 A269070 * A267365 A034536 A283538 Adjacent sequences: A147993 A147994 A147995 * A147997 A147998 A147999 KEYWORD sign,easy AUTHOR Vladimir Joseph Stephan Orlovsky, Nov 19 2008 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.

Last modified June 24 01:53 EDT 2024. Contains 373661 sequences. (Running on oeis4.)