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A062185
Harmonic mean of digits is 8.
8
8, 88, 888, 6999, 8888, 9699, 9969, 9996, 68999, 69899, 69989, 69998, 86999, 88888, 89699, 89969, 89996, 96899, 96989, 96998, 98699, 98969, 98996, 99689, 99698, 99869, 99896, 99968, 99986, 688999, 689899, 689989, 689998, 698899, 698989
OFFSET
1,1
MATHEMATICA
Do[ h = IntegerDigits[n]; If[ Sort[h][[1]] != 0 && Length[h]/Apply[Plus, 1/h] == 8, Print[n]], {n, 1, 10^6}]
Select[Range[700000], DigitCount[#, 10, 0]==0&&HarmonicMean[IntegerDigits[ #]]==8&] (* Harvey P. Dale, Jan 27 2012 *)
KEYWORD
base,easy,nonn
AUTHOR
Vladeta Jovovic, Jun 12 2001
EXTENSIONS
More terms from Robert G. Wilson v, Aug 08 2001
STATUS
approved