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A039175 Numbers n such that representation in base 11 has same number of 2's and 4's. 0
0, 1, 3, 5, 6, 7, 8, 9, 10, 11, 12, 14, 16, 17, 18, 19, 20, 21, 26, 33, 34, 36, 38, 39, 40, 41, 42, 43, 46, 55, 56, 58, 60, 61, 62, 63, 64, 65, 66, 67, 69, 71, 72, 73, 74, 75, 76, 77, 78, 80, 82, 83, 84, 85, 86, 87, 88, 89, 91, 93, 94, 95, 96, 97, 98, 99, 100, 102, 104 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

LINKS

Table of n, a(n) for n=1..69.

MATHEMATICA

okQ[n_]:=Module[{dc11=DigitCount[n, 11]}, dc11[[2]]==dc11[[4]]]

Select[Range[0, 120], okQ]  (* Harvey P. Dale, Feb 19 2011 *)

CROSSREFS

Sequence in context: A299489 A039231 A194387 * A048293 A039129 A194370

Adjacent sequences:  A039172 A039173 A039174 * A039176 A039177 A039178

KEYWORD

nonn,base,easy

AUTHOR

Olivier Gérard

STATUS

approved

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Last modified July 5 04:30 EDT 2020. Contains 335459 sequences. (Running on oeis4.)