%I #9 Aug 23 2021 01:06:24
%S 31,59,95,123,159,187,223,248,287,315,351,379,415,443,472,507,543,571,
%T 607,635,671,699,735,760,799,827,863,891,927,955,984,1019,1055,1083,
%U 1119,1147,1183,1211,1247,1272,1311,1339,1375
%N Numbers k such that 3 and 7 occur juxtaposed in the base-8 representation of k but not of k-1.
%Y Cf. A007094.
%K nonn,base
%O 1,1
%A _Clark Kimberling_
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