A031074 - OEIS

%I #4 Mar 30 2012 18:56:20

%S 13,63,66,84,97,104,124,138,148,157,158,179,187,189,198,202,209,212,

%T 218,223,228,244,253,259,262,271,294,297,307,308,310,316,327,348,357,

%U 358,370,372,373,376,388,394,399,401,420,427,450

%N Position of n-th 6 in A031067.

%K nonn

%O 1,1

%A _Clark Kimberling_