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 A051482 #5 Nov 15 2018 09:03:55 %S A051482 1,1,1,1,2,1,6,4,1,1,1,1,1,3,1,1,2,3,1,1,1,3,1,1,1,1,3,1,2,1,1,2,1,1, %T A051482 1,1,1,2,2,1,1,1,1,1,1,1,6,1,3,3,1,1,1,1,2,3,1,7,1,2,3,2,4,1,1,2,4,2, %U A051482 4,3,3,1,2,3,1,1,3,2,3,3,1,1,2,5,4,2,3,3,1,1,2,1,1,2,2,1,2,1,1,2,1,1,1,1,2 %N A051482 Run lengths in binary expansion of e. %e A051482 The binary expansion of e is: 1 0. 1 0 11 0 111111 0000 1 ... %t A051482 Length/@Split[RealDigits[E,2,200][[1]]] (* _Harvey P. Dale_, Nov 15 2018 *) %Y A051482 A004593. %K A051482 base,nonn %O A051482 1,5 %A A051482 H. Tracy Hall (hthall(AT)math.berkeley.edu)