OFFSET
0,4
COMMENTS
LINKS
C. Dement, Online Floretion Multiplier [broken link]
R. Munafo, Sequences Related to Floretions
Index entries for linear recurrences with constant coefficients, signature (1,-2,-1,-1).
FORMULA
G.f.: x*(1-x)/(x^4+x^3+2*x^2-x+1).
MATHEMATICA
CoefficientList[Series[(x-x^2)/(1-x+2 x^2+x^3+x^4), {x, 0, 50}], x] (* Harvey P. Dale, Apr 01 2011 *)
PROG
(PARI) concat(0, Vec((x-x^2)/(x^4+x^3+2*x^2-x+1) + O(x^50))) \\ Michel Marcus, Oct 29 2022
CROSSREFS
KEYWORD
easy,sign
AUTHOR
Creighton Dement, Feb 16 2010
EXTENSIONS
Name edited by Michel Marcus, Oct 29 2022
STATUS
approved