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 A265932 #6 Dec 19 2015 09:52:16 %S A265932 625,62696,174000,542940,1546496,4697060,13716476,42266448,137268524, %T A265932 432014132,1349545464,4231840236,13782839880,43359019136,137060135072, %U A265932 432317230340,1404453869116,4429418463040,14067958304776,44544242171944 %N A265932 Number of 4Xn 0..4 arrays with the absolute differences of each element with its with horizontal and antidiagonal neighbors unique. %C A265932 Row 4 of A265928. %H A265932 R. H. Hardin, <a href="/A265932/b265932.txt">Table of n, a(n) for n = 1..210</a> %e A265932 Some solutions for n=3 %e A265932 ..1..3..4....1..3..3....2..1..1....0..4..1....1..4..4....1..1..3....1..0..4 %e A265932 ..0..0..1....4..0..2....3..3..0....2..1..4....3..1..1....4..3..1....3..1..1 %e A265932 ..3..4..4....1..1..3....4..1..3....3..0..1....0..3..3....0..0..4....2..0..3 %e A265932 ..2..2..3....4..4..1....1..4..2....2..1..4....2..0..4....2..2..3....4..3..1 %Y A265932 Cf. A265928. %K A265932 nonn %O A265932 1,1 %A A265932 _R. H. Hardin_, Dec 18 2015