OFFSET
3,1
LINKS
G. C. Greubel, Table of n, a(n) for n = 3..5000
Tanya Khovanova, Recursive Sequences
Eric Weisstein's World of Mathematics, Gradian.
Index entries for linear recurrences with constant coefficients, signature (2,-1).
FORMULA
a(n) = 200*(n-2) for n >= 3.
From G. C. Greubel, Sep 07 2022: (Start)
a(n) = 40*A008587(n-2).
G.f.: 200*x^3/(1-x)^2.
E.g.f.: 200*(2 + x - (2 - x)*exp(x)). (End)
MATHEMATICA
200*(Range[3, 50] -2) (* G. C. Greubel, Sep 07 2022 *)
PROG
(Magma) [200*(n-2): n in [3..50]]; // G. C. Greubel, Sep 07 2022
(SageMath) [200*(n-2) for n in (3..50)] # G. C. Greubel, Sep 07 2022
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Luc Stevens (lms022(AT)yahoo.com), Apr 25 2006
STATUS
approved