Denominator of (4^n*(4^n-1)/2)*B_{2n}/(2n)!, B_{n} Bernoulli number.

A181993

Denominator of (4^n*(4^n-1)/2)*B_{2n}/(2n)!, B_{n} Bernoulli number.

Terms

    a(0) =1a(1) =2a(2) =6a(3) =15a(4) =630a(5) =2835a(6) =155925a(7) =6081075a(8) =1277025750a(9) =10854718875

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