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 A229010 #9 Aug 11 2014 22:45:53 %S A229010 7,47,307,1527,6635,27379,111311,456029,1888383,7880975,33018001, %T A229010 138469191,580547651,2432537637,10187801775,42657765711,178601463643, %U A229010 747785468741,3131002111003,13109964303805,54894127263817 %N A229010 Number of arrays of median of three adjacent elements of some length n+2 0..6 array, with no adjacent equal elements in the latter. %C A229010 Column 6 of A229012. %H A229010 R. H. Hardin, <a href="/A229010/b229010.txt">Table of n, a(n) for n = 1..210</a> %H A229010 R. H. Hardin, <a href="/A229010/a229010.txt">Empirical recurrence of order 95</a> %F A229010 Empirical recurrence of order 95 (see link above). %e A229010 Some solutions for n=4 %e A229010 ..5....6....1....4....6....2....4....5....6....2....2....3....5....2....4....2 %e A229010 ..6....3....2....3....3....6....3....5....1....2....6....2....4....1....0....5 %e A229010 ..1....3....4....6....2....2....4....1....4....1....2....6....4....5....6....6 %e A229010 ..3....2....5....5....2....6....2....3....4....3....3....2....2....4....3....5 %K A229010 nonn %O A229010 1,1 %A A229010 _R. H. Hardin_, Sep 10 2013