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 A380115 #5 Feb 03 2025 19:57:15
%S A380115 1,2,4,16,48,192,640,2560,8960,35840,129024,516096,1892352,7569408,
%T A380115 28114944,112459776,421724160,1686896640,6372720640,25490882560,
%U A380115 96865353728,387461414912,1479398129664,5917592518656,22684104654848,90736418619392,348986225459200,1395944901836800
%N A380115 a(n) = max{A380114(n, k) : k = 0..n}.
%C A380115 These are the maxima of the rows of the convolution triangle of 2^n. The maxima of the convolution triangle of 2^(n-1) is A109388. For the definition of the convolution triangle see A357368.
%Y A380115 Cf. A380114, A109388, A357368.
%K A380115 nonn
%O A380115 0,2
%A A380115 _Peter Luschny_, Feb 03 2025