OFFSET
1,1
LINKS
Index entries for linear recurrences with constant coefficients, signature (10,1,-10).
FORMULA
G.f.: x*(3+x)/(1-10*x-x^2+10*x^3). - Jaume Oliver Lafont, Mar 24 2009
MATHEMATICA
Table[FromDigits[PadRight[{}, n, {3, 1}]], {n, 20}] (* Harvey P. Dale, Oct 19 2016 *)
CROSSREFS
KEYWORD
nonn,base,easy
AUTHOR
STATUS
approved