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A039481
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Numbers whose base-11 representation has the same nonzero number of 5's and 9's.
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1
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64, 104, 185, 225, 306, 346, 427, 467, 548, 588, 614, 625, 636, 647, 658, 680, 691, 702, 704, 705, 706, 707, 708, 710, 711, 712, 714, 724, 790, 830, 911, 951, 1032, 1072, 1094, 1105, 1116, 1127, 1138, 1144, 1145, 1146, 1147, 1148, 1150, 1151
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OFFSET
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1,1
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LINKS
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MATHEMATICA
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bQ[n_]:=Module[{dcn=DigitCount[n, 11]}, dcn[[5]]==dcn[[9]]>0]; Select[ Range[ 1200], bQ] (* Harvey P. Dale, Oct 15 2011 *)
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CROSSREFS
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KEYWORD
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nonn,base,easy
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AUTHOR
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STATUS
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approved
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