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 A362103 #5 Apr 13 2023 00:20:50 %S A362103 42,330,2310,16170,115500,844074,6301680,47948670,370952010, %T A362103 2911858950,23150207388,186127769100,1511405695800,12382019142570, %U A362103 102244420000800,850316530400304,7117336900424520,59922942071869800,507204902536897950 %N A362103 a(n) = K(4,n), where K(M,n) = 2*(2*M+3)!*(4*n+2*M+1)!/((M+2)!*M!*n!*(3*n+2*M+3)!). %H A362103 K. A. Penson, K. Górska, A. Horzela, and G. H. E. Duchamp, <a href="https://arxiv.org/abs/2209.06574">Hausdorff moment problem for combinatorial numbers of Brown and Tutte: exact solution</a>, arXiv:2209.06574 [math.CO], 2022. %Y A362103 Cf. A000260, A197271, A341853, A341854, A362104. %K A362103 nonn %O A362103 0,1 %A A362103 _N. J. A. Sloane_, Apr 13 2023