A030499 - OEIS

%I #7 Apr 02 2020 18:02:59

%S 6,9,13,17,19,23,25,29,34,39,42,47,48,52,56,60,64,68,74,79,81,85,91,

%T 94,98,103,105,109,115,118,122,127,133,139,143,149,151,156,161,166,

%U 171,176,183,189,192,197,204,208,213,219,222,227,234,238,242,247,253

%N Position of n-th 3 in A030496.

%K nonn

%O 1,1

%A _Clark Kimberling_

%E a(31) onward corrected by _Sean A. Irvine_, Apr 02 2020