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 A093529 #8 Feb 16 2025 08:32:53 %S A093529 45,525,2205,31185,99099,585585,1640925,35334585,92147055,468495027, %T A093529 1166167275,11408158125,27484885575,130734984825,307452619485, %U A093529 11455089532425,26442675480375,121132637200575,275520749478975 %N A093529 Pi*denominators of odd raw moments in the distribution of line lengths for lines picked at random in the unit disk. %H A093529 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/DiskLinePicking.html">Disk Line Picking</a> %F A093529 a(k) = Pi*Denominator[(2*Gamma[3 + n])/((2 + n)*Gamma[2 + n/2]*Gamma[3 + n/2])] for n = 2k-1. %e A093529 1, 128/(45*Pi), 1, 2048/(525*Pi), 5/3, 16384/(2205*Pi), ... %Y A093529 Cf. A093070, A093526, A093527, A093528. %K A093529 nonn,frac %O A093529 1,1 %A A093529 _Eric W. Weisstein_, Mar 30 2004