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 A280001 #49 Feb 23 2017 22:31:25 %S A280001 447914738,5726413266646343,52858423703753671390658, %T A280001 932521283899305953765183,10051725785115560870423121293, %U A280001 55198768937767543284962316423143,668989466176542077234982864850425170016849023265359023043369141048723978 %N A280001 Semiprimes in A157752. %C A280001 Semiprimes that are the smallest integers m == p_i (mod p_(i+1)), i=1..n; p_i = i-th prime, for some n's.. %C A280001 Note that these are not the smallest semiprimes m == p_i (mod p_(i+1)), i=1..n. %C A280001 Instead for n=9,13,17,18,20,22,41, a(n) is the smallest semiprime for the given n. %Y A280001 Cf. A157752. %K A280001 nonn,more %O A280001 1,1 %A A280001 _Zak Seidov_, Feb 21 2017