A039099 - OEIS

%I #11 Jun 25 2021 01:43:08

%S 0,1,2,4,5,7,8,9,10,11,13,14,16,17,18,19,20,22,23,25,26,33,36,37,38,

%T 40,41,43,44,45,46,47,49,50,52,53,57,63,64,65,67,68,70,71,72,73,74,76,

%U 77,79,80,81,82,83,85,86,88,89,90,91,92,94,95,97,98,99,100,101,103

%N Numbers whose base-9 representation has the same number of 3's and 6's.

%Y Cf. A007095.

%K nonn,base,easy

%O 1,3

%A _Olivier Gérard_