OFFSET
0,2
LINKS
Georg Fischer, Table of n, a(n) for n = 0..1000
Index entries for linear recurrences with constant coefficients, signature (4,-4,1).
FORMULA
a(n) = 4*a(n-1)-4*a(n-2)+a(n-3). G.f.: (1+4*x+x^2)/((1-x)*(1-3*x+x^2)): partial sums of A001354. - Colin Barker, Mar 16 2012
MATHEMATICA
LinearRecurrence[{4, -4, 1}, {1, 8, 29}, 32] (* Georg Fischer, Mar 02 2021 *)
CROSSREFS
KEYWORD
nonn,easy,nice
AUTHOR
EXTENSIONS
More terms from Georg Fischer, Mar 02 2021
STATUS
approved