A039078 - OEIS

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A039078

Numbers whose base-9 representation has the same number of 0's and 2's.

1, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 17, 18, 28, 30, 31, 32, 33, 34, 35, 37, 39, 40, 41, 42, 43, 44, 46, 48, 49, 50, 51, 52, 53, 55, 57, 58, 59, 60, 61, 62, 64, 66, 67, 68, 69, 70, 71, 73, 75, 76, 77, 78, 79, 80, 83, 91, 93, 94, 95, 96, 97, 98, 99, 109, 111, 112

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,2

LINKS

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

MATHEMATICA

Select[Range[120], DigitCount[#, 9, 0]==DigitCount[#, 9, 2]&] (* Harvey P. Dale, Mar 17 2021 *)

CROSSREFS

Cf. A007095.

Sequence in context: A232803 A117346 A158648 * A073632 A066378 A125684

Adjacent sequences: A039075 A039076 A039077 * A039079 A039080 A039081

KEYWORD

nonn,base,easy

AUTHOR

Olivier Gérard

STATUS

approved