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 A300124 #10 May 24 2018 16:06:38 %S A300124 1,4,12,42,120,416,1184,3888 %N A300124 Number of ways to tile the diagram of an integer partition of n using connected skew partitions. %C A300124 The diagram of a connected skew partition is required to be connected as a polyomino but can have empty rows or columns. %H A300124 Solomon W. Golomb, <a href="https://doi.org/10.1016/S0021-9800(66)80033-9">Tiling with polyominoes</a>, Journal of Combinatorial Theory, 1-2 (1966), 280-296. %H A300124 Gus Wiseman, <a href="/A300124/a300124.png">Connected tilings n = 1..4.</a> %H A300124 Gus Wiseman, <a href="/A300124/a300124_1.png">Connected tilings n = 5.</a> %H A300124 Gus Wiseman, <a href="/A300124/a300124_2.png">Connected tilings n = 6.</a> %Y A300124 Cf. A000085, A000898, A006958, A138178, A259479, A259480, A296561, A297388, A299926, A300120, A300122, A300123. %K A300124 nonn,more %O A300124 1,2 %A A300124 _Gus Wiseman_, Feb 25 2018