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A295449 a(n) = (12*n)!*(2*n)!/((7*n)!*(4*n)!*(3*n)!). 1

%I

%S 1,1320,5883768,30159472200,163806801888376,918503902622731320,

%T 5255426168361638299800,30493180338359901231171960,

%U 178749192506567211692013235320,1056050334837831740009828413441344,6277811703390706059233733243310089768,37506272066153520595120781707670683894800,225005811874654647839031201018894323892255640

%N a(n) = (12*n)!*(2*n)!/((7*n)!*(4*n)!*(3*n)!).

%F G.f.: hypergeom([1/12, 1/6, 5/12, 1/2, 7/12, 5/6, 11/12], [1/7, 2/7, 3/7, 4/7, 5/7, 6/7], 5159780352/823543*x).

%Y Cf. A295431.

%K nonn

%O 0,2

%A _Gheorghe Coserea_, Nov 27 2017

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Last modified May 28 09:09 EDT 2022. Contains 354112 sequences. (Running on oeis4.)