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 A200327 #6 Jul 22 2025 15:46:50 %S A200327 1,7,11,13,13,9,7,7,17,25,31,29,13,21,33,55,79,77,31,15 %N A200327 Number of 0..6 arrays x(0..n+2) of n+3 elements with zero n-1st differences. %C A200327 Column 6 of A200329 %e A200327 All solutions for n=6 %e A200327 ..0....3....5....4....2....6....1....5....1 %e A200327 ..0....3....5....4....2....6....5....1....1 %e A200327 ..0....3....5....4....2....6....6....0....1 %e A200327 ..0....3....5....4....2....6....5....1....1 %e A200327 ..0....3....5....4....2....6....3....3....1 %e A200327 ..0....3....5....4....2....6....1....5....1 %e A200327 ..0....3....5....4....2....6....0....6....1 %e A200327 ..0....3....5....4....2....6....1....5....1 %e A200327 ..0....3....5....4....2....6....5....1....1 %K A200327 nonn %O A200327 1,2 %A A200327 _R. H. Hardin_ Nov 16 2011