Binomial coefficient C(7n,n-5).

A004373

Binomial coefficient C(7n,n-5).

Terms

    a(0) =1a(1) =42a(2) =1176a(3) =27720a(4) =595665a(5) =12103014a(6) =237093780a(7) =4529365776a(8) =84986896995

External references