Triangle read by rows: T(n,k) = coefficient of [x^(n-k)] in the expansion of the polynomial (x+n)^n.
A243594
Triangle read by rows: T(n,k) = coefficient of [x^(n-k)] in the expansion of the polynomial (x+n)^n.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =4a(5) =4a(6) =1a(7) =9a(8) =27a(9) =27a(10) =1a(11) =16a(12) =96a(13) =256a(14) =256a(15) =1a(16) =25a(17) =250a(18) =1250a(19) =3125a(20) =3125a(21) =1a(22) =36a(23) =540a(24) =4320a(25) =19440a(26) =46656a(27) =46656a(28) =1a(29) =49
External references
- oeis: A243594