%I A055552
%S A055552 0,0,0,5,16,46,162,488,1282,3291,8607,22407,58892,156251,419489
%N A055552 Number of base-2 strong pseudoprimes (A001262) less than 10^n.
%H A055552 William Galway, <a href="http://oldweb.cecm.sfu.ca/pseudoprime/">Tables 
               of pseudoprimes and related data</a>.
%H A055552 Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/
               Pseudoprime.html">Link to a section of The World of Mathematics.</
               a>
%H A055552 Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/
               StrongPseudoprime.html">Link to a section of The World of Mathematics.</
               a>
%H A055552 <a href="Sindx_Pri.html#primepop">Index entries for sequences related 
               to numbers of primes in various ranges</a>
%Y A055552 Cf. A001262.
%Y A055552 Sequence in context: A004146 A071101 A110580 this_sequence A086750 A086749 
               A094586
%Y A055552 Adjacent sequences: A055549 A055550 A055551 this_sequence A055553 A055554 
               A055555
%K A055552 nonn,more
%O A055552 1,4
%A A055552 Eric Weisstein (eric(AT)weisstein.com)
%E A055552 Corrected by Shyam Sunder Gupta (guptass(AT)rediffmail.com), Mar 04 2002
%E A055552 2 more terms from Charles R. Greathouse IV, Aug 15 2006