%I A050918
%S A050918 7,23,383,32212254719,2833419889721787128217599,195845982777569926302400511,
%T A050918 4776913109852041418248056622882488319,1307960347852357218937346147315859062783,
%U A050918 225251798594466661409915431774713195745814267044878909733007331390393510002687
%N A050918 Woodall primes: primes of form n*2^n-1.
%H A050918 Ray Ballinger, <a href="http://www.prothsearch.net/woodall.html">Woodall 
               Primes: Definition and Status</a>
%H A050918 C. K. Caldwell, <a href="http://primes.utm.edu/glossary/page.php?sort=WoodallNumber">
               Woodall Numbers</a>
%H A050918 Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/
               WoodallNumber.html">Woodall Numbers</a>
%Y A050918 Cf. A002234, A003261.
%Y A050918 Sequence in context: A056205 A099051 A034192 this_sequence A159485 A009047 
               A129662
%Y A050918 Adjacent sequences: A050915 A050916 A050917 this_sequence A050919 A050920 
               A050921
%K A050918 nonn,easy,nice
%O A050918 1,1
%A A050918 N. J. A. Sloane (njas(AT)research.att.com), Dec 30 1999