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 A359023 #9 Mar 18 2023 11:38:00 %S A359023 1,1,12,39,295,1985,15129,56978,861159,6542578,49828415 %N A359023 Number of inequivalent tilings of a 7 X n rectangle using integer-sided square tiles. %Y A359023 Column k = 7 of A227690. %Y A359023 Sequences for fixed and free (inequivalent) tilings of m X n rectangles, for 2 <= m <= 10: %Y A359023 Fixed: A000045, A002478, A054856, A054857, A219925, A219926, A219927, A219928, A219929. %Y A359023 Free: A001224, A359019, A359020, A359021, A359022, A359023, A359024, A359025, A359026. %K A359023 nonn,more %O A359023 0,3 %A A359023 _John Mason_, Dec 12 2022