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A133706 Numerator of a remarkable product. 2

%I

%S 1,2,3,4,5,6,8,16,60,440,6028,144672,5726600,355049200,33019575600,

%T 4442233570720,838471586473400,216325669310137200,

%U 74596301633778977800,33717528338468097965600,19638774380740743660063720

%N Numerator of a remarkable product.

%C The first nonintegral term occurs at n=76.

%H Olivier Gérard, <a href="/A133706/b133706.txt">Table of n, a(n) for n = 1..100</a>

%F a(n) = Product( (394 - 225 i + 85 i^2 - 15 i^3 + i^4)/120, i=1..n - 1 )

%Y Sequence of denominators is in A133707.

%K nonn,frac

%O 1,2

%A _Olivier Gérard_, Sep 20, 2007

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Last modified May 9 10:21 EDT 2021. Contains 343732 sequences. (Running on oeis4.)