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%I #20 Aug 10 2017 07:03:56
%S 2718,1828,8793,8793,7093,7093,7093,7093,7093,7093,7093,7093,7093,
%T 7093,352,352,235,235,235,352,352,352,352,352,352,1661,352,352,352,
%U 352,352,1891,1891,1891,1891,1891,1891,352,3917,3917,3917,3917,3917,3917,3917,5065,8149,8149,8149,8149
%N First 4-digit number to appear n times in the decimal expansion of e.
%C Some of the numbers start with 0. For example, a(15) is the 4-digit number 0352.
%C The first two appearances of a(2) = 1828 appear consecutively as 18281828.
%e a(2) = 1828 because 1828 is the first 4-digit number to appear 2 times in the decimal expansion of e = 2.7(1828)(1828)...
%Y Cf. A001113, A195138, A276686, A277270, A290643.
%K base,nonn
%O 1,1
%A _Bobby Jacobs_, Aug 08 2017