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A039355 Numbers whose base-8 representation has the same nonzero number of 5's and 7's. 0

%I #11 Jun 30 2021 01:55:54

%S 47,61,111,125,175,189,239,253,303,317,327,335,343,351,359,375,376,

%T 377,378,379,380,382,431,445,453,461,469,477,485,488,489,490,491,492,

%U 494,501,559,573,623,637,687,701,751,765,815,829,839,847,855,863,871

%N Numbers whose base-8 representation has the same nonzero number of 5's and 7's.

%Y Cf. A007094.

%K nonn,base,easy

%O 1,1

%A _Olivier GĂ©rard_

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Last modified March 28 22:04 EDT 2024. Contains 371254 sequences. (Running on oeis4.)