OFFSET
0,2
LINKS
Index entries for linear recurrences with constant coefficients, signature (14, -45).
FORMULA
a(n) = ((7+sqrt4)^n - (7-sqrt4)^n)/4. Offset 1. a(3)=151. - Al Hakanson (hawkuu(AT)gmail.com), Dec 31 2008
a(n) = 14*a(n-1) - 45*a(n-2). - Philippe Deléham, Jan 01 2009
a(0)=1, a(n) = 9*a(n-1) + 5^n. - Vincenzo Librandi, Feb 09 2011
MATHEMATICA
Join[{a=1, b=14}, Table[c=14*b-45*a; a=b; b=c, {n, 60}]] (* Vladimir Joseph Stephan Orlovsky, Feb 01 2011 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
STATUS
approved