Difference between the product of numbers up to n and the sum of numbers up to n.
A076128
Difference between the product of numbers up to n and the sum of numbers up to n.
Terms
- a(0) =0a(1) =-1a(2) =0a(3) =14a(4) =105a(5) =699a(6) =5012a(7) =40284a(8) =362835a(9) =3628745a(10) =39916734a(11) =479001522a(12) =6227020709a(13) =87178291095
External references
- oeis: A076128