login
Position of n-th 2 in A031312.
0

%I #4 Mar 30 2012 18:56:23

%S 16,18,20,22,24,127,130,133,136,139,246,249,252,255,258,261,264,267,

%T 270,273,276,277,279,280,282,283,285,286,288,289,291,294,297,300,303,

%U 306,309,312,315,318,321,324,327,330,333,336,339

%N Position of n-th 2 in A031312.

%K nonn

%O 1,1

%A _Clark Kimberling_