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 A025095 #3 Mar 30 2012 18:56:01 %S A025095 5,7,31,43,94,115,225,260,466,536,924,1034,1738,1943,3220,3541,5815, %T A025095 6301,10290,11177,18188,19557,31758,33790,54798,58446,94701,100172, %U A025095 162224,172146,278691,293965,475809,498477,806725,847385,1371279,1432360,2317799,2428770 %N A025095 s(1)t(n) + s(2)t(n-1) + ... + s(k)t(n-k+1), where k = [ n/2 ], s = (Lucas numbers), t = A001950 (upper Wythoff sequence). %K A025095 nonn %O A025095 1,1 %A A025095 _Clark Kimberling_