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%I #51 Aug 30 2017 14:46:32
%S 3141,582,9999,2796,6549,2019,2916,8352,5485,5485,5485,5485,5485,5485,
%T 5485,1177,1177,5485,1177,3718,5485,5485,1766,1766,5485,4608,4608,
%U 4608,4608,4608,5485,5485,504,504,504,504,504,504,504,2103,504,504,9479,504,504
%N First 4-digit number to appear n times in the decimal expansion of Pi.
%C Note that the sequence contains elements whose number of digits is less than 4. See example.
%C The first 3 appearances of a(3) = 9999 overlap in 999999.
%e a(2) = 582 because "0582" is the first 4-digit number to appear 2 times in the decimal expansion of Pi = 3.1415926535897932384626433832795028841971693993751(0582)097494459230781\ 640628620899862803482534211706798214808651328230664709384460955(0582)...
%Y Cf. A000796, A096567, A276992, A276993, A277171, A290644, A291599, A291600.
%K nonn,base
%O 1,1
%A _Bobby Jacobs_, Sep 25 2016
%E More terms from _Alois P. Heinz_, Oct 02 2016