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 A241960 #8 Jun 02 2025 10:12:19 %S A241960 355,1421,5778,23320,92037,365810,1460409,5830838,23237977,92595629, %T A241960 369142639,1471836335,5867774115,23391443650,93250841634,371756884287, %U A241960 1482053418845,5908333573340,23554074220207,93900552089203 %N A241960 Number of length n+3 0..4 arrays with no consecutive four elements summing to more than 2*4. %C A241960 Column 4 of A241964 %H A241960 R. H. Hardin, <a href="/A241960/b241960.txt">Table of n, a(n) for n = 1..210</a> %H A241960 R. H. Hardin, <a href="/A241960/a241960.txt">Empirical recurrence of order 85</a> %F A241960 Empirical recurrence of order 85 (see link above) %e A241960 Some solutions for n=4 %e A241960 ..3....1....1....3....3....4....0....2....1....1....0....1....2....1....2....2 %e A241960 ..1....1....0....3....2....1....0....4....1....3....2....4....1....1....3....0 %e A241960 ..0....1....0....0....2....1....1....2....1....3....0....2....2....0....0....2 %e A241960 ..3....0....2....1....1....1....4....0....2....1....3....0....0....2....0....1 %e A241960 ..0....4....0....3....1....0....2....2....2....1....1....2....0....0....0....4 %e A241960 ..3....0....2....0....2....0....0....3....1....3....3....0....4....3....3....0 %e A241960 ..0....2....4....4....0....1....0....3....3....1....0....4....0....1....4....3 %K A241960 nonn %O A241960 1,1 %A A241960 _R. H. Hardin_, May 03 2014