A039034 Numbers whose base-7 representation has the same number of 0's and 5's.

1, 2, 3, 4, 6, 8, 9, 10, 11, 13, 15, 16, 17, 18, 20, 22, 23, 24, 25, 27, 29, 30, 31, 32, 34, 35, 43, 44, 45, 46, 48, 54, 57, 58, 59, 60, 62, 64, 65, 66, 67, 69, 71, 72, 73, 74, 76, 78, 79, 80, 81, 83, 84, 92, 93, 94, 95, 97, 103, 106, 107, 108, 109, 111, 113, 114, 115

Offset

1,2

Links

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

Mathematica

Select[Range[150], DigitCount[#, 7, 0]==DigitCount[#, 7, 5]&] (* Harvey P. Dale, May 17 2012 *)

Crossrefs

Cf. A007093.

Sequence in context: A342559 A005458 A184899 * A047302 A121217 A357992

Adjacent sequences: A039031 A039032 A039033 * A039035 A039036 A039037

Keyword

nonn,base,easy

Author

Olivier Gérard

Status

approved