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A043973 Numbers k such that 1 and 7 occur juxtaposed in the base-9 representation of k but not of k+1. 0

%I #9 Aug 26 2021 09:39:28

%S 16,64,97,152,178,226,259,307,340,388,421,469,502,550,584,631,664,712,

%T 745,793,826,881,907,955,988,1036,1069,1117,1150,1198,1231,1279,1376,

%U 1393,1441,1474,1522,1555,1610,1636,1684,1717

%N Numbers k such that 1 and 7 occur juxtaposed in the base-9 representation of k but not of k+1.

%Y Cf. A007095.

%K nonn,base

%O 1,1

%A _Clark Kimberling_

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Last modified April 18 14:46 EDT 2024. Contains 371780 sequences. (Running on oeis4.)