A039278 Numbers whose base-4 representation has the same nonzero number of 0's and 2's.

8, 18, 24, 33, 35, 36, 44, 50, 56, 70, 73, 75, 78, 82, 88, 97, 99, 100, 108, 114, 120, 130, 133, 135, 136, 141, 143, 145, 147, 148, 156, 160, 177, 179, 180, 188, 198, 201, 203, 206, 210, 216, 225, 227, 228, 236, 242, 248, 266, 278, 281, 283, 286, 290, 293

Offset

1,1

Links

Table of n, a(n) for n=1..55.

Mathematica

Select[Range[300], DigitCount[#, 4, 0]==DigitCount[#, 4, 2]>0&] (* Harvey P. Dale, Jun 03 2014 *)

Crossrefs

Cf. A007089.

Sequence in context: A034055 A043101 A171607 * A045043 A043881 A201023

Adjacent sequences: A039275 A039276 A039277 * A039279 A039280 A039281

Keyword

nonn,base,easy

Author

Olivier Gérard

Status

approved