OFFSET
0,2
LINKS
FORMULA
a(n) = 7*a(n-1) + 19*a(n-2).
G.f.: 1 / (-19*x^2-7*x+1). - Colin Barker, Aug 08 2013
MATHEMATICA
LinearRecurrence[{7, 19}, {1, 7}, 25] (* Paolo Xausa, Jan 07 2024 *)
PROG
(Sage) [lucas_number1(n, 7, -19) for n in range(1, 20)] # Zerinvary Lajos, Apr 29 2009
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Benoit Cloitre, Oct 25 2003
EXTENSIONS
More terms from Colin Barker, Aug 08 2013
STATUS
approved