This site is supported by donations to The OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A017118 a(n) = (8*n + 4)^6. 1
 4096, 2985984, 64000000, 481890304, 2176782336, 7256313856, 19770609664, 46656000000, 98867482624, 192699928576, 351298031616, 606355001344, 1000000000000, 1586874322944, 2436396322816 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 LINKS Vincenzo Librandi, Table of n, a(n) for n = 0..10000 Index entries for linear recurrences with constant coefficients, signature (7,-21,35,-35,21,-7,1). FORMULA G.f.: -4096*(1 + 722*x + 10543*x^2 + 23548*x^3 + 10543*x^4 + 722*x^5 + x^6)/(x-1)^7. - R. J. Mathar, May 08 2015 MATHEMATICA (8*Range[0, 30]+4)^6 (* or *) LinearRecurrence[{7, -21, 35, -35, 21, -7, 1}, {4096, 2985984, 64000000, 481890304, 2176782336, 7256313856, 19770609664}, 30] (* Harvey P. Dale, Jan 07 2016 *) PROG (MAGMA) [(8*n+4)^6: n in [0..20] ]; // Vincenzo Librandi, Jul 21 2011 CROSSREFS Sequence in context: A224285 A224208 A017034 * A269294 A221093 A017214 Adjacent sequences:  A017115 A017116 A017117 * A017119 A017120 A017121 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
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified May 20 03:10 EDT 2019. Contains 323412 sequences. (Running on oeis4.)