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 A048971 #9 Mar 31 2012 10:32:38 %S A048971 1,14,54,91,323,44360,48919,218972,534078,2699915,3355906,17233173 %N A048971 Let d(n) = number of distinct primes dividing n (A001221); sequence gives t such that d(t)=d(t+1)=...=d(t+n-1) is a run of record length. %e A048971 54, 55, 56, 57, 58 is a run of length 5 in A001221 all with d = 2. %Y A048971 Monotonic subsequence of A048932. Cf. A048972. %K A048971 more,nonn %O A048971 1,2 %A A048971 _N. J. A. Sloane_, _Enoch Haga_ %E A048971 More terms from Sam Handler (sam_5_5_5_0(AT)yahoo.com), Sep 04 2006