OFFSET
1,2
LINKS
Index entries for linear recurrences with constant coefficients, signature (9,0,0,1,-9).
FORMULA
G.f.: ( x*(1+3*x+2*x^3) ) / ( (x-1)*(9*x-1)*(1+x)*(x^2+1) ). - R. J. Mathar, Oct 13 2015
MATHEMATICA
Table[FromDigits[PadRight[{}, n, {1, 3, 0, 2}], 9], {n, 20}] (* or *) LinearRecurrence[ {9, 0, 0, 1, -9}, {1, 12, 108, 974, 8767}, 20] (* Harvey P. Dale, Aug 23 2019 *)
CROSSREFS
KEYWORD
nonn,base
AUTHOR
STATUS
approved