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A043968 Numbers n such that 1 and 2 occur juxtaposed in the base 9 representation of n but not of n+1. 0

%I

%S 11,19,92,107,179,181,254,262,335,343,416,424,497,505,578,586,659,667,

%T 740,748,821,836,971,983,991,1064,1072,1145,1153,1226,1234,1307,1315,

%U 1388,1396,1469,1477,1619,1637,1639,1712,1720

%N Numbers n such that 1 and 2 occur juxtaposed in the base 9 representation of n but not of n+1.

%K nonn,base

%O 1,1

%A _Clark Kimberling_

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Last modified October 31 00:19 EDT 2020. Contains 338095 sequences. (Running on oeis4.)