login
Numbers k such that 0 and 2 occur juxtaposed in the base-7 representation of k but not of k-1.
0

%I #8 Aug 22 2021 20:51:09

%S 14,51,63,98,112,149,161,198,210,247,259,296,308,345,357,394,406,441,

%T 455,492,504,541,553,590,602,639,651,686,737,749,784,798,835,847,884,

%U 896,933,945,982,994,1031,1043,1080,1092,1127

%N Numbers k such that 0 and 2 occur juxtaposed in the base-7 representation of k but not of k-1.

%Y Cf. A007093.

%K nonn,base

%O 1,1

%A _Clark Kimberling_