%I A112441
%S A112441 11305,18705,23001,39865,41041,55245,62745,63973,72885,75361,101101,
%T A112441 107185,126217,129921,157641,172081,188461,212421,215265,266305,272251,
%U A112441 278545,332949,340561,367081,401401,449065,451905,464185,493885,552721
%N A112441 Pseudoprimes (base-2) equal to product of 4 primes not necessarily distinct.
%e A112441 a(1)=11305=5*7*17*19
%Y A112441 Cf. A001567.
%Y A112441 Sequence in context: A051520 A051346 A110375 this_sequence A104017 A067791 
               A067779
%Y A112441 Adjacent sequences: A112438 A112439 A112440 this_sequence A112442 A112443 
               A112444
%K A112441 easy,nonn
%O A112441 1,1
%A A112441 Shyam Sunder Gupta (guptass(AT)rediffmail.com), Dec 11 2005