%I

%S 41,105,169,233,297,335,361,425,489,553,617,681,745,809,847,873,937,

%T 1001,1065,1129,1193,1257,1321,1359,1385,1449,1513,1577,1641,1705,

%U 1769,1833,1871,1897,1961,2025,2089,2153,2217,2281,2345

%N Numbers n such that string 5,1 occurs in the base 8 representation of n but not of n+1.

%K nonn,base

%O 1,1

%A _Clark Kimberling_