%I #5 Mar 30 2012 18:56:42
%S 26,75,124,173,182,222,271,320,369,418,467,516,525,565,614,663,712,
%T 761,810,859,868,908,957,1006,1055,1104,1153,1202,1211,1251,1274,1349,
%U 1398,1447,1496,1545,1554,1594,1643,1692,1741,1790
%N Numbers n such that string 3,5 occurs in the base 7 representation of n but not of n-1.
%K nonn,base
%O 1,1
%A _Clark Kimberling_
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