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Position of n-th 3 in A030998.
0

%I #4 Mar 30 2012 18:56:19

%S 3,14,28,35,37,39,41,42,43,45,47,56,70,84,102,123,144,155,158,161,164,

%T 165,167,170,173,186,207,228,249,270,291,302,305,308,311,312,314,317,

%U 320,333,354,375,385,388,391,394,396,397,400

%N Position of n-th 3 in A030998.

%K nonn

%O 1,1

%A _Clark Kimberling_