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A295458 a(n) = (30*n)!*(5*n)!*(4*n)!/((15*n)!*(10*n)!*(8*n)!*(6*n)!). 2

%I #5 Nov 28 2017 14:08:13

%S 1,5545451340,188242272043069768860,7383354803839076831124554790900,

%T 307213802011837003346320048243705086348060,

%U 13202980048704429908831487095516759161045931997393840,579138708444140353944173816622205024638976091097557185100664900

%N a(n) = (30*n)!*(5*n)!*(4*n)!/((15*n)!*(10*n)!*(8*n)!*(6*n)!).

%F G.f.: hypergeom([1/30, 7/30, 11/30, 13/30, 17/30, 19/30, 23/30, 29/30], [1/8, 1/3, 3/8, 1/2, 5/8, 2/3, 7/8], 192216796875/4*x).

%Y Cf. A295431.

%K nonn

%O 0,2

%A _Gheorghe Coserea_, Nov 28 2017

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Last modified April 19 18:05 EDT 2024. Contains 371798 sequences. (Running on oeis4.)