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 A152964 #7 Feb 28 2020 22:16:34 %S A152964 4580041,608744947,2784514741,3336893489,3743034679 %N A152964 Beginnings of maximal chains of primes with eight members (seven links). %C A152964 For definitions see A152658, of which this is a subsequence. %C A152964 Terms were computed by _Farideh Firoozbakht_ (see C. Rivera link), who remarks that there are no other terms with prime indices up to 372*10^6, i.e., terms below approx. 8*10^9. The prime indices of the given terms are 321150, 31757516, 134558368, 159849354, 178323284. %H A152964 Carlos Rivera, The prime puzzles & problems connection, <a href="http://www.primepuzzles.net/puzzles/puzz_463.htm">Puzzle 463</a> %e A152964 First maximal chain of primes with eight members is 4580041, 4580077, 4580117, 4580131, 4580141, 4580143, 4580201, 4580209; the seven linking primes are 2941776475777, 2941810043411, 2941836545827, 2941853413757, 2941866427879, 2941894857 521, 2941925214169. %Y A152964 Cf. A152962 (beginning of the first maximal chain of primes with n links), A152658 (beginnings of maximal chains of primes), A152735 (count of links in n-th maximal chain of primes), A119487 (primes of the form i*(i-th prime) + (i+1)*((i+1)-th prime), linking primes), A152865, A152866, A152867, A152868, A152869, A152963. %K A152964 hard,more,nonn %O A152964 1,1 %A A152964 _Klaus Brockhaus_, Dec 16 2008