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A146488 Decimal expansion of Product_{q in A014613} (1-1/(q^2*(q-1))). 1

%I #2 Mar 30 2012 17:39:45

%S 9,9,9,5,9,5,2,7,8,5,8,6,5,3,5,5,3,5,6,3,7,4,5,2,4,9,3,2,4,8,3,3,6,4,

%T 5,3,0,8,3,6,5,0,6,3,2,4,1,2,6,7,4,0,4,9,8,8,7

%N Decimal expansion of Product_{q in A014613} (1-1/(q^2*(q-1))).

%C 4-almost prime analog of A065414.

%F The logarithm is -sum_{s>=2} sum_{j=1..floor[s/(1+r)]} binomial(s-r*j-1,j-1)*P_4(s)/j at r=2, where P_k(s) are the k-almost prime zeta functions of arXiv:0803.0900.

%e 0.99959527858653553563... = (1-1/3840)*(1-1/13248)*(1-1/45360)*(1-1/62400)*..

%K nonn,cons,less

%O 0,1

%A _R. J. Mathar_, Feb 13 2009

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