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 A279062 #33 Jan 04 2017 07:00:35 %S A279062 3,3,5,353,13297,1561423,291461857 %N A279062 Initial terms of the arithmetic progressions in A278735. %C A279062 The first set of 4 prime-indexed primes in arithmetic progression (353, 431, 509, and 587) contains consecutive terms of A142160. %e A279062 a(4) = 353 because 353 = prime(prime(20)), 431 = prime(prime(23)), 509 = prime(prime(25)), 587 = prime(prime(28)), and 431-353 = 509-431 = 587-509 = 78. %e A279062 The corresponding arithmetic progressions are %e A279062 3; %e A279062 3, 5; %e A279062 5, 11, 17; %e A279062 353, 431, 509, 587; %e A279062 13297, 21937, 30577, 39217, 47857; %e A279062 1561423, 2716423, 3871423, 5026423, 6181423, 7336423; %e A279062 ... %Y A279062 Left border of A279021. %Y A279062 Cf. A006450, A113827, A142160, A274825, A278735. %K A279062 nonn,hard,more %O A279062 1,1 %A A279062 _Bobby Jacobs_, Dec 05 2016 %E A279062 a(7) from _Charles R Greathouse IV_, Dec 27 2016