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 A242140 #7 Jun 02 2025 10:12:40 %S A242140 8688,36224,154647,663395,2837837,12043599,50455611,212162746, %T A242140 895579480,3787247400,16020690930,67729965951,286080148023, %U A242140 1208022059263,5102043513434,21553426093066,91062071731465,384728908620213 %N A242140 Number of length n+5 0..4 arrays with no consecutive six elements summing to more than 3*4. %C A242140 Column 4 of A242144 %H A242140 R. H. Hardin, <a href="/A242140/b242140.txt">Table of n, a(n) for n = 1..210</a> %e A242140 Some solutions for n=3 %e A242140 ..0....0....1....0....0....1....1....2....0....1....1....1....1....1....0....2 %e A242140 ..2....3....0....3....3....4....0....2....4....1....4....2....0....1....4....0 %e A242140 ..0....0....0....3....0....0....4....0....1....0....0....1....0....0....3....1 %e A242140 ..0....4....1....3....2....1....3....2....1....1....3....0....0....0....0....1 %e A242140 ..3....3....3....0....1....3....1....1....2....0....1....3....4....2....2....3 %e A242140 ..4....1....4....1....3....0....2....2....1....1....1....3....3....0....0....2 %e A242140 ..2....0....3....2....3....0....1....1....0....1....1....3....0....2....1....2 %e A242140 ..3....2....0....1....2....2....1....0....0....0....2....1....0....2....1....1 %K A242140 nonn %O A242140 1,1 %A A242140 _R. H. Hardin_, May 05 2014