(n-1)st elementary symmetric function of binomial(n,0), binomial(n,1), ..., binomial(n,n).

A025135

(n-1)st elementary symmetric function of binomial(n,0), binomial(n,1), ..., binomial(n,n).

Terms

    a(0) =1a(1) =4a(2) =22a(3) =238a(4) =5825a(5) =345600a(6) =51583084a(7) =19765932032

External references