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A045005
Numbers whose base-3 representation contains exactly three 0's and one 2.
0
54, 83, 87, 99, 135, 163, 165, 171, 189, 248, 250, 254, 258, 262, 264, 272, 276, 288, 298, 300, 306, 326, 330, 342, 378, 406, 408, 414, 432, 490, 496, 498, 514, 516, 522, 568, 570, 576, 594, 743, 745, 751, 761, 763, 767, 771
OFFSET
1,1
MATHEMATICA
Select[Range[1000], DigitCount[#, 3, 0]==3&&DigitCount[#, 3, 2]==1&] (* Harvey P. Dale, Mar 27 2011 *)
CROSSREFS
Cf. A007089.
Sequence in context: A007244 A365262 A114817 * A043185 A039362 A043965
KEYWORD
nonn,base
STATUS
approved