a(n)=Product{k=0..n, A001333(k)}.

A186271

a(n)=Product{k=0..n, A001333(k)}.

Terms

    a(0) =1a(1) =1a(2) =3a(3) =21a(4) =357a(5) =14637a(6) =1449063a(7) =346326057a(8) =199830134889

External references