OFFSET
0,1
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 0..10000
Tanya Khovanova, Recursive Sequences
Index entries for linear recurrences with constant coefficients, signature (2,-1).
FORMULA
From Elmo R. Oliveira, Apr 03 2024: (Start)
G.f.: (3+8*x)/(1-x)^2.
E.g.f.: exp(x)*(3 + 11*x).
a(n) = 2*a(n-1) - a(n-2) for n >= 2. (End)
MATHEMATICA
11Range[0, 50]+3 (* Harvey P. Dale, Apr 21 2011 *)
PROG
(Sage) [i+3 for i in range(475) if gcd(i, 11) == 11] # Zerinvary Lajos, May 21 2009
(Magma) [11*n+3: n in [0..60]]; // Vincenzo Librandi, Sep 02 2011
(PARI) a(n)=11*n+3 \\ Charles R Greathouse IV, Jul 10 2016
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
EXTENSIONS
Terms corrected by Vincenzo Librandi, Sep 02 2011
STATUS
approved