%I #11 Aug 07 2015 03:41:58
%S 9,21,63,91,231,361,679,1261,1541,2871,3367,3439,3845,4141,4577,6533,
%T 8827,10349,11521,13333,13833,16129,17153,17893,28381,30121,38503,
%U 46657,54223,56551,65341,74233,79501,80137,83953,88561,96139,111361,118301
%N Strong pseudoprimes to base 62.
%H R. J. Mathar, <a href="/A020288/b020288.txt">Table of n, a(n) for n = 1..300</a>
%H <a href="/index/Ps#pseudoprimes">Index entries for sequences related to pseudoprimes</a>
%K nonn
%O 1,1
%A _David W. Wilson_