Expansion of ((1-sqrt(1-4*x))/2-sqrt(((-sqrt(1-4*x)-11)*(1-sqrt(1-4*x)))/4+1)+1)/4.

A243632

Expansion of ((1-sqrt(1-4*x))/2-sqrt(((-sqrt(1-4*x)-11)*(1-sqrt(1-4*x)))/4+1)+1)/4.

Terms

    a(0) =0a(1) =1a(2) =2a(3) =7a(4) =30a(5) =144a(6) =744a(7) =4047a(8) =22858a(9) =132830a(10) =789124a(11) =4771086a(12) =29259992a(13) =181569062a(14) =1137891460a(15) =7191411375a(16) =45780189690a(17) =293282202470

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