A039039 - OEIS

A039039

Numbers whose base-7 representation has the same number of 1's and 6's.

0, 2, 3, 4, 5, 13, 14, 16, 17, 18, 19, 21, 23, 24, 25, 26, 28, 30, 31, 32, 33, 35, 37, 38, 39, 40, 43, 55, 69, 76, 83, 90, 91, 93, 94, 95, 96, 98, 100, 101, 102, 103, 111, 112, 114, 115, 116, 117, 119, 121, 122, 123, 124, 126, 128, 129, 130, 131, 133, 135, 136

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

OFFSET

1,2

LINKS

Daniel Starodubtsev, Table of n, a(n) for n = 1..10000

MATHEMATICA

Select[Range[0, 150], DigitCount[#, 7, 1]==DigitCount[#, 7, 6]&] (* Harvey P. Dale, Jan 15 2012 *)

CROSSREFS

Cf. A007093.

Sequence in context: A369739 A101546 A026471 * A141484 A175303 A057158

Adjacent sequences: A039036 A039037 A039038 * A039040 A039041 A039042

KEYWORD

nonn,base,easy

AUTHOR

Olivier Gérard

STATUS

approved