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%I #9 Sep 08 2022 08:45:11
%S 42,492,4992,49992,499992,4999992,49999992,499999992,4999999992,
%T 49999999992,499999999992,4999999999992,49999999999992,
%U 499999999999992,4999999999999992,49999999999999992,499999999999999992
%N a(n) = k where R(k+8) = 5.
%C R(a(n)) = A086941(n).
%H Vincenzo Librandi, <a href="/A086944/b086944.txt">Table of n, a(n) for n = 1..300</a>
%F a(n) = 5*10^n - 8.
%o (Magma) [5*10^n-8: n in [1..25] ]; // _Vincenzo Librandi_, Aug 22 2011
%K nonn,easy
%O 1,1
%A _Ray Chandler_, Jul 24 2003
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