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Numbers having exactly one 5 in base 9.
0

%I #14 Apr 19 2024 11:30:44

%S 5,14,23,32,41,45,46,47,48,49,51,52,53,59,68,77,86,95,104,113,122,126,

%T 127,128,129,130,132,133,134,140,149,158,167,176,185,194,203,207,208,

%U 209,210,211,213,214,215,221,230,239,248,257,266,275,284,288,289,290

%N Numbers having exactly one 5 in base 9.

%t Select[Range[300],DigitCount[#,9,5]==1&] (* _Harvey P. Dale_, Nov 30 2023 *)

%Y Cf. A007095.

%K nonn,base

%O 1,1

%A _Clark Kimberling_