OFFSET
0,2
LINKS
Index entries for linear recurrences with constant coefficients, signature (37,-499,2883,-5940)
FORMULA
a(n) = 23*a(n-1) - 132*a(n-2) + (9^(n+1) - 5^(n+1))/4, n >= 2. - Vincenzo Librandi, Mar 12 2011
a(n) = 4*12^(n+2)/7 - 5^(n+3)/168 - 11^(n+3)/12 + 3*9^(n+2)/8. - R. J. Mathar, Mar 18 2011
MATHEMATICA
CoefficientList[Series[1/((1-5x)(1-9x)(1-11x)(1-12x)), {x, 0, 20}], x] (* or *) LinearRecurrence[{37, -499, 2883, -5940}, {1, 37, 870, 16610}, 20] (* Harvey P. Dale, Feb 06 2017 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
STATUS
approved