OFFSET
0,1
LINKS
Tanya Khovanova, Recursive Sequences.
Index entries for linear recurrences with constant coefficients, signature (2,-1).
FORMULA
G.f.: ( 3-4*x ) / (x-1)^2 . - R. J. Mathar, Aug 06 2015
MATHEMATICA
3 - Range[0, 100] (* Paolo Xausa, Jul 28 2024 *)
CROSSREFS
KEYWORD
sign,easy
AUTHOR
STATUS
approved