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Numbers whose base-11 representation has the same nonzero number of 5's and 10's.
0

%I #10 Jun 30 2021 04:31:33

%S 65,115,186,236,307,357,428,478,549,599,615,626,637,648,659,681,692,

%T 703,714,715,716,717,718,719,721,722,723,724,791,841,912,962,1033,

%U 1083,1154,1204,1215,1226,1237,1248,1259,1265,1266,1267,1268,1269

%N Numbers whose base-11 representation has the same nonzero number of 5's and 10's.

%K nonn,base,easy

%O 1,1

%A _Olivier GĂ©rard_