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 A362145 #9 Apr 11 2023 11:54:08 %S A362145 1,1,3,6,16,37,105,250,726,1824,5148,13406,37150,99246,271533,739222, %T A362145 2003686,5534352,14894898,41614480,112569696,329633400,939351720, %U A362145 2713971172,7790778688,22262413872,64295778000,182043931368,528451813656,1484599951100,4328456538812 %N A362145 Maximum number of ways in which a set of integer-sided squares can tile an n X 4 rectangle. %H A362145 Pontus von Brömssen, <a href="/A362145/b362145.txt">Table of n, a(n) for n = 0..300</a> %Y A362145 Fourth column of A362142. %Y A362145 Cf. A054856, A361220 (rectangular pieces). %K A362145 nonn %O A362145 0,3 %A A362145 _Pontus von Brömssen_, Apr 10 2023