a(n) = n^9*(n^3 + 1)/2.
A170785
a(n) = n^9*(n^3 + 1)/2.
Terms
- a(0) =0a(1) =1a(2) =2304a(3) =275562a(4) =8519680a(5) =123046875a(6) =1093430016a(7) =6940820404a(8) =34426847232a(9) =141408478485a(10) =500500000000
External references
- oeis: A170785
A170785
a(n) = n^9*(n^3 + 1)/2.