%I #7 May 12 2018 10:01:14
%S 1,190,95238,54503020,32989143110,20598742103940,13119794010495900,
%T 8472058672655664024,5526367916474032140870,3632882290435237504630420,
%U 2402807931482709593805719988,1597125851104281978332538662760,1065954690102347966626416591930140
%N a(n) = (20*n)!*(9*n)!*(6*n)!/((18*n)!*(10*n)!*(4*n)!*(3*n)!).
%F G.f.: hypergeom([1/20, 3/20, 7/20, 9/20, 11/20, 13/20, 17/20, 19/20], [1/18, 5/18, 7/18, 1/2, 11/18, 13/18, 17/18], 10000000000/14348907*x).
%t Table[Times@@(#!&/@(n{20,9,6}))/Times@@(#!&/@(n{18,10,4,3})),{n,0,20}] (* _Harvey P. Dale_, May 12 2018 *)
%Y Cf. A295431.
%K nonn
%O 0,2
%A _Gheorghe Coserea_, Nov 28 2017
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