%I #9 Apr 25 2021 12:11:09
%S 1010101,1010102,1010103,1010104,1010105,1010106,1010107,1010108,
%T 1010109,1010120,1010121,1010123,1010124,1010125,1010126,1010127,
%U 1010128,1010129,1010130,1010131,1010132,1010134,1010135,1010136
%N Numbers whose base-10 representation has exactly 7 runs.
%K nonn,base
%O 1,1
%A _Clark Kimberling_