OFFSET
1,1
LINKS
Harvey P. Dale, Table of n, a(n) for n = 1..5000
MATHEMATICA
Select[ Range[ 1134 ], (Count[ IntegerDigits[ #, 3 ], 1 ]==5)& ]
Select[Range[2000], DigitCount[#, 3, 1]==5&] (* Harvey P. Dale, May 14 2017 *)
CROSSREFS
KEYWORD
nonn,base,easy
AUTHOR
STATUS
approved