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%I #19 Apr 24 2021 03:24:13
%S 468,1093,1718,1968,2093,2218,2268,2293,2318,2328,2333,2338,2340,2341,
%T 2342,2344,2348,2368,2468,2968,3593,4218,4843,5093,5218,5343,5393,
%U 5418,5443,5453,5458,5463,5465,5466,5467,5469,5473
%N Numbers having four 3's in base 5.
%H David A. Corneth, <a href="/A043364/b043364.txt">Table of n, a(n) for n = 1..10000</a>
%o (PARI) isok(k) = #select(x->(x==3), digits(k, 5)) == 4; \\ _Michel Marcus_, Apr 24 2021
%Y Cf. A007091.
%K nonn,base
%O 1,1
%A _Clark Kimberling_