%I #5 Apr 16 2023 08:39:21
%S 1,1,2,2,4,13,33,72,204,476,1348,3454,9511,25088,68579,186048,503538,
%T 1387536,3732666,10420102
%N Maximum number of ways in which a set of integer-sided squares can tile an n X 4 rectangle, up to rotations and reflections.
%F a(n) >= A362145(n)/4.
%Y Fourth column of A362258.
%Y Cf. A359020, A362145.
%K nonn,more
%O 0,3
%A _Pontus von Brömssen_, Apr 15 2023