Constant term in the expansion of (x + y + z + 1/x + 1/y + 1/z + x*y + y*z + z*x + 1/(x*y) + 1/(y*z) + 1/(z*x) + x*y*z + 1/(x*y*z))^n.
A328735
Constant term in the expansion of (x + y + z + 1/x + 1/y + 1/z + x*y + y*z + z*x + 1/(x*y) + 1/(y*z) + 1/(z*x) + x*y*z + 1/(x*y*z))^n.
Terms
- a(0) =1a(1) =0a(2) =14a(3) =72a(4) =882a(5) =8400a(6) =95180a(7) =1060080a(8) =12389650a(9) =146472480a(10) =1767391164a(11) =21581516880a(12) =266718438756
External references
- oeis: A328735