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A023704
Numbers with exactly 6 2's in their ternary expansion.
2
728, 1457, 1700, 1943, 2024, 2105, 2132, 2159, 2168, 2177, 2180, 2183, 2184, 2185, 2915, 3644, 3887, 4130, 4211, 4292, 4319, 4346, 4355, 4364, 4367, 4370, 4371, 4372, 4616, 4859, 4940, 5021, 5048, 5075, 5084, 5093
OFFSET
1,1
LINKS
MATHEMATICA
Select[ Range[ 5103 ], (Count[ IntegerDigits[ #, 3 ], 2 ]==6)& ]
CROSSREFS
Sequence in context: A191345 A345744 A368590 * A043487 A158395 A184077
KEYWORD
nonn,base,easy
STATUS
approved