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 A038795 #13 Aug 13 2013 13:42:26 %S A038795 1,6,17,33,55,89,144,232,370,581,895,1350,1993,2881,4082,5676,7756, %T A038795 10429,13817,18058,23307,29737,37540,46928,58134,71413,87043,105326, %U A038795 126589,151185,179494,211924,248912,290925,338461 %N A038795 T(n,n-5), array T as in A038792. %F A038795 a(n) = sum(binomial(n-k, k), k=0..5), n >= 9. - _Johannes W. Meijer_, Aug 10 2013 %K A038795 nonn %O A038795 5,2 %A A038795 _Clark Kimberling_, May 02 2000 %E A038795 a(20) corrected by _Johannes W. Meijer_, Aug 11 2013