This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A247846 #11 Oct 16 2014 14:14:49 %S A247846 11,3895757051,31975161851,68129352251,175683369311,188170293791, %T A247846 255637427231,767561723231,1400284088891,1888909389371,2627368679051, %U A247846 3908473644191 %N A247846 Initial primes in the prime quadruplets generated by A247845. %C A247846 Subsequence of A007530. - _Michel Marcus_, Sep 26 2014 %e A247846 11 is the lesser member of the prime quadruplet 5^2-2*5-4=11; 5^2-2*5-2=13; 5^2-2*5+2=17; and, 5^2-2*5+4=19. %Y A247846 Cf. A007530 (lesser members of prime quadruplets), A247845. %K A247846 nonn,more %O A247846 1,1 %A A247846 _Ray G. Opao_, Sep 25 2014