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Strong pseudoprimes to base 62.
1

%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_