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 A092008 #3 Mar 30 2012 17:29:15 %S A092008 55440,57960,94248,157080,371280,394680,404040,414120,447720,502320, %T A092008 560280,572880,578760,583440,619080,656880,742560,756840,777480, %U A092008 906360,939120,963480,988680,1033032,1053360,1056720,1062600,1088472,1096680 %N A092008 Numbers that can be expressed as the difference of the squares of primes in exactly twelve distinct ways. %e A092008 55440 = 239^2-41^2 = 257^2-103^2 = 283^2-157^2 = 307^2-197^2 = %e A092008 353^2-263^2 = 359^2-271^2 = 421^2-349^2 = 523^2-467^2 = 1549^2-1531^2 = %e A092008 1987^2-1973^2 = 2777^2-2767^2 = 3469^2-3461^2 %Y A092008 Cf. A090781, A090782, A090788, A092000-A092020. %K A092008 nonn %O A092008 1,1 %A A092008 _Ray Chandler_, Feb 22 2004