a(n) is (n+1)!*(n+2)! times coefficient of x^n in (log(1-x))^-1.
A009763
a(n) is (n+1)!*(n+2)! times coefficient of x^n in (log(1-x))^-1.
Terms
- a(0) =1a(1) =1a(2) =6a(3) =76a(4) =1620a(5) =51780a(6) =2310000a(7) =136898496a(8) =10393064640a(9) =982930939200
External references
- oeis: A009763