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A031479
Numbers whose base-6 representation has 2 more 0's than 5's.
0
36, 72, 108, 144, 217, 218, 219, 220, 222, 228, 234, 240, 252, 288, 324, 360, 433, 434, 435, 436, 438, 444, 450, 456, 468, 504, 540, 576, 649, 650, 651, 652, 654, 660, 666, 672, 684, 720, 756, 792, 865, 866, 867, 868, 870, 876
OFFSET
1,1
MATHEMATICA
Select[Range[900], DigitCount[#, 6, 0]-2==DigitCount[#, 6, 5]&] (* Harvey P. Dale, Sep 27 2015 *)
CROSSREFS
Cf. A007092.
Sequence in context: A043370 A044483 A369374 * A153642 A119843 A339979
KEYWORD
nonn,base
STATUS
approved