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 A226553 #8 Sep 05 2021 22:01:32 %S A226553 0,10,1075,22662,620397,14789640,345447208,7842704798,174840029210, %T A226553 3840094402532,83374069529638,1793032417310974,38258855867496327, %U A226553 810946250319425068,17091823996687603541,358471079107730527328,7486164704687228583214,155749229838447601172926 %N A226553 Number of squares in all tilings of a 10 X n rectangle using integer-sided square tiles. %H A226553 Alois P. Heinz, <a href="/A226553/b226553.txt">Table of n, a(n) for n = 0..300</a> %Y A226553 Column k=10 of A226545. %Y A226553 Cf. A219929. %K A226553 nonn %O A226553 0,2 %A A226553 _Alois P. Heinz_, Jun 10 2013