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A037348 Numbers whose base-3 and base-7 expansions have no digits in common. 1
3, 4, 5, 6, 8, 24, 25, 26, 27, 30, 31, 32, 33, 34, 37, 38, 39, 40, 41, 45, 46, 47, 48, 60, 62, 74, 78, 80, 117, 118, 121, 151, 152, 171, 172, 173, 174, 178, 179, 180, 181, 185, 186, 187, 188, 192, 193, 194, 195, 202, 218, 220, 221, 222 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..1000

MATHEMATICA

Select[Range[250], Intersection[IntegerDigits[#, 3], IntegerDigits[#, 7]] == {}&] (* Harvey P. Dale, Feb 27 2012 *)

CROSSREFS

Sequence in context: A103103 A217347 A249798 * A277898 A212640 A333694

Adjacent sequences:  A037345 A037346 A037347 * A037349 A037350 A037351

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

EXTENSIONS

Definition clarified by Harvey P. Dale, Feb 27 2012

STATUS

approved

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Last modified October 25 21:15 EDT 2021. Contains 348256 sequences. (Running on oeis4.)