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%I #11 May 19 2023 20:08:53
%S 787,807,811,907,911,931,1407,1411,1431,1531,3287,3307,3311,3407,3411,
%T 3431,3787,3807,3811,3887,3927,3935,3938,3939,3942,3947,3962,3987,
%U 4007,4011,4027,4035,4038,4039,4042,4047,4051,4055
%N Numbers whose base-5 representation contains exactly three 1's and two 2's.
%Y Cf. A007091.
%K nonn,base
%O 1,1
%A _Clark Kimberling_
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