A039040 Numbers whose base-7 representation has the same number of 2's and 3's.

0, 1, 4, 5, 6, 7, 8, 11, 12, 13, 17, 23, 28, 29, 32, 33, 34, 35, 36, 39, 40, 41, 42, 43, 46, 47, 48, 49, 50, 53, 54, 55, 56, 57, 60, 61, 62, 66, 72, 77, 78, 81, 82, 83, 84, 85, 88, 89, 90, 91, 92, 95, 96, 97, 101, 108, 119, 120, 123, 124, 125, 129, 136, 143, 149, 156

Offset

1,3

Links

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

Mathematica

Select[Range[0, 200], DigitCount[#, 7, 2]==DigitCount[#, 7, 3]&] (* Harvey P. Dale, Apr 18 2019 *)

Crossrefs

Cf. A007093.

Sequence in context: A295742 A047314 A298670 * A129740 A161428 A285429

Adjacent sequences: A039037 A039038 A039039 * A039041 A039042 A039043

Keyword

nonn,base,easy

Author

Olivier Gérard

Status

approved