%I #14 Apr 24 2021 21:06:53
%S 10000,20000,30000,40000,50000,60000,70000,80000,90000,100001,100002,
%T 100003,100004,100005,100006,100007,100008,100009,100010,100020,
%U 100030,100040,100050,100060,100070,100080,100090,100100
%N Numbers having four 0's in base 10.
%H Daniel Starodubtsev, <a href="/A043492/b043492.txt">Table of n, a(n) for n = 1..10000</a>
%Y Subsequence of A011540.
%K nonn,base
%O 1,1
%A _Clark Kimberling_
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