OFFSET
1,1
LINKS
Index entries for linear recurrences with constant coefficients, signature (33711,-33711,1).
FORMULA
a(n+2) = 33710*a(n+1)-a(n)+16854.
G.f.: x*(27*x^2-16855*x-26) / ((x-1)*(x^2-33710*x+1)). - Colin Barker, Oct 18 2014
EXAMPLE
a(1)=26 because the first relation is : 27^3-26^3=43*7^2.
MATHEMATICA
LinearRecurrence[{33711, -33711, 1}, {26, 893341, 30114541938}, 20] (* Harvey P. Dale, Mar 16 2023 *)
PROG
(PARI) Vec(x*(27*x^2-16855*x-26)/((x-1)*(x^2-33710*x+1)) + O(x^20)) \\ Colin Barker, Oct 18 2014
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Richard Choulet, Oct 08 2008
EXTENSIONS
Editing and more terms from Colin Barker, Oct 18 2014
STATUS
approved