A021498 - OEIS

%I #8 Aug 11 2020 01:38:13

%S 0,0,2,0,2,4,2,9,1,4,9,7,9,7,5,7,0,8,5,0,2,0,2,4,2,9,1,4,9,7,9,7,5,7,

%T 0,8,5,0,2,0,2,4,2,9,1,4,9,7,9,7,5,7,0,8,5,0,2,0,2,4,2,9,1,4,9,7,9,7,

%U 5,7,0,8,5,0,2,0,2,4,2,9,1,4,9,7,9,7,5,7,0,8,5,0,2,0,2,4,2,9,1

%N Decimal expansion of 1/494.

%H <a href="/index/Rec#order_10">Index entries for linear recurrences with constant coefficients</a>, signature (1,0,0,0,0,0,0,0,-1,1).

%F From _Chai Wah Wu_, Aug 10 2020: (Start)

%F a(n) = a(n-1) - a(n-9) + a(n-10) for n > 10.

%F G.f.: x^2*(-5*x^8 - 3*x^7 + 8*x^6 - 7*x^5 + 2*x^4 - 2*x^3 - 2*x^2 + 2*x - 2)/(x^10 - x^9 + x - 1). (End)

%K nonn,cons

%O 0,3

%A _N. J. A. Sloane_.