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 A295455 #6 Nov 28 2017 11:49:57 %S A295455 1,273,197925,163599348,142968550725,128870282292648, %T A295455 118480953427211364,110433519432700272900,103975323964183657238085, %U A295455 98653477096436613397662000,94177063016288953736433769800,90349590539197254060291386954952,87032952761243666079438661028681700 %N A295455 a(n) = (15*n)!*(4*n)!/((12*n)!*(5*n)!*(2*n)!). %F A295455 G.f.: hypergeom([1/15, 2/15, 4/15, 7/15, 8/15, 11/15, 13/15, 14/15], [1/12, 1/6, 5/12, 1/2, 7/12, 5/6, 11/12], 263671875/262144*x). %Y A295455 Cf. A295431. %K A295455 nonn %O A295455 0,2 %A A295455 _Gheorghe Coserea_, Nov 27 2017