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 A112454 #8 Jul 02 2018 23:32:45 %S A112454 9,8,7,6,5,4,3,2,1,6,5,4,3,2,1,9,8,7,3,2,1,9,8,7,6,5,4,8,9,6,7,4,5,2, %T A112454 1,3,7,4,5,2,1,3,8,9,6,2,1,3,8,9,6,7,4,5,5,7,9,4,6,8,1,3,2,4,6,8,1,3, %U A112454 2,5,7,9,1,3,2,5,7,9,4,6,8 %N A112454 Lexicographically maximal solution of any 9 X 9 sudoku, read by rows. %C A112454 See A107739 for a definition of a sudoku. %e A112454 9 8 7|6 5 4|3 2 1 %e A112454 6 5 4|3 2 1|9 8 7 %e A112454 3 2 1|9 8 7|6 5 4 %e A112454 ----------------- %e A112454 8 9 6|7 4 5|2 1 3 %e A112454 7 4 5|2 1 3|8 9 6 %e A112454 2 1 3|8 9 6|7 4 5 %e A112454 ----------------- %e A112454 5 7 9|4 6 8|1 3 2 %e A112454 4 6 8|1 3 2|5 7 9 %e A112454 1 3 2|5 7 9|4 6 8 %Y A112454 Cf. A107739, A109741, A114288. %K A112454 fini,full,nonn,tabf %O A112454 1,1 %A A112454 Chris Deugau (deugaucj(AT)uvic.ca), Dec 13 2005