OFFSET
1,1
LINKS
Michael De Vlieger, Table of n, a(n) for n = 1..228
Index entries for linear recurrences with constant coefficients, signature (24302,-1).
FORMULA
a(n+2) = 24302*a(n+1)-a(n).
G.f.: -7*x*(x-1) / (x^2-24302*x+1). - Colin Barker, Oct 19 2014
EXAMPLE
a(1)=7 because 23^3-22^3=31*7^2.
MATHEMATICA
LinearRecurrence[{24302, -1}, {7, 170107}, 10] (* Paolo Xausa, Jan 17 2024 *)
PROG
(PARI) Vec(-7*x*(x-1)/(x^2-24302*x+1) + O(x^20)) \\ Colin Barker, Oct 19 2014
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Richard Choulet, Oct 07 2008
EXTENSIONS
Editing and a(10) from Colin Barker, Oct 19 2014
STATUS
approved