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A043426
Numbers having two 1's in base 8.
1
9, 65, 72, 74, 75, 76, 77, 78, 79, 81, 89, 97, 105, 113, 121, 137, 201, 265, 329, 393, 457, 513, 520, 522, 523, 524, 525, 526, 527, 529, 537, 545, 553, 561, 569, 576, 578, 579, 580, 581, 582, 583, 592, 594, 595, 596, 597, 598, 599
OFFSET
1,1
LINKS
MATHEMATICA
Select[Range[600], DigitCount[#, 8, 1]==2&] (* Harvey P. Dale, Feb 26 2020 *)
CROSSREFS
Cf. A007094.
Sequence in context: A217872 A067961 A104127 * A038484 A043021 A076287
KEYWORD
nonn,base
STATUS
approved