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 A152546 #2 Mar 30 2012 18:37:15 %S A152546 1,1,2,5,9,18,39,77,160,331,675,1394,2871,5899,12168,25047,51585, %T A152546 106316,219047,451361,930512,1917713,3953407,8150624,16804773, %U A152546 34649369,71453844,147346015,303878941,626728864,1292649339,2666247721 %N A152546 Sum of squared terms in rows of the Padovan-Fibonacci triangle A152545. %Y A152546 Cf. A152545. %K A152546 nonn %O A152546 0,3 %A A152546 _Paul D. Hanna_, Dec 13 2008