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 A114184 #2 Oct 12 2013 15:24:50 %S A114184 0,1,6,3003,23206929840,61218182743304701891431482520 %N A114184 Binomial coefficient binomial(F(n+1)*F(n),F(n)*F(n-1)-1), where F(n) = Fibonacci number. A090162 is the bisection (shifted by 1) of this sequence. %e A114184 a(3) = binomial(3*2,2*1-1) = binomial(6,1) = 6. %Y A114184 Cf. A001906, A090162. %K A114184 nonn %O A114184 1,3 %A A114184 _Greg Huber_, Feb 04 2006